APOGEE Terminal Box Controller — Electronic Output Owner’s Manual 125-1940 Rev. 5, July 2005 Siemens Building Technologies, Inc.
Rev. 5, July 2005 NOTICE The information contained within this document is subject to change without notice and should not be construed as a commitment by Siemens Building Technologies, Inc. Siemens Building Technologies, Inc. assumes no responsibility for any errors that may appear in this document. All software described in this document is furnished under a license and may be used or copied only in accordance with the terms of such license.
Table of Contents How To Use This Manual ............................................................................................. VII Manual Organization ................................................................................................. VII Manual Conventions.................................................................................................. VII Manual Symbols........................................................................................................
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Overview.................................................................................................................... 11 Application 2022/2122 VAV with Electric Reheat or Baseboard Radiation ............ 12 Overview.................................................................................................................... 12 Baseboard Radiation......................................................................................
How To Use This Manual This section covers manual organization, conventions, and symbols used in the manual, and other information that will help you understand and use a Terminal Box Controller — Electronic Output. Manual Organization This manual contains the following sections: • Chapter 1 Product Overview describes the hardware components and the accessories that are used with the controller. • Chapter 2 Applications describes the control applications available in the controller.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Manual Symbols The following table lists symbols that are used to draw your attention to important information. Notation Symbol Meaning CAUTION: Indicates that equipment damage or loss of data may occur if the user does not follow a procedure as specified. WARNING: Indicates that personal injury or loss of life may occur to the user if a procedure is not performed as specified.
1 Product Overview Introduction The Terminal Box Controller — Electronic Output is the Siemens Building Technologies, Inc. APOGEE Terminal Equipment Controller (TEC) used in pressure independent Variable Air Volume applications (Figure 1-1). It provides Direct Digital Control (DDC) for 16 applications, and can operate independently as a stand-alone DDC room controller or networked with an APOGEE Field Panel. The controller provides all input/output, system, and local communication connections.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Ordering Notes Terminal Box Controller – Electronic Output 540-100 Terminal Box Controller – Electronic Output with Secure Mode 540-100C Terminal Box Controller—Electronic Output with Autozero Module 540-200 Terminal Box Controller—Electronic Output with Autozero Module with Secure Mode 540-200C AIR VELOCITY SENSOR PORTS COVER CONTROLLER BOARD MOUNTING HOLE (2) 24 V-AC E C H DO 1 DO 2 DO 3 DO 4 DO 5 DO 6 DI 3 DI 2 NO C NO C NO C
Product Overview Hardware Inputs Analog • Air Velocity Sensor (AVS) • Duct temperature sensor (optional) – Application 2021, 2121 • Room temperature sensor (RTS) • Room temperature setpoint dial (optional) • Night mode override (optional) • Wall switch (optional) Digital Hardware Outputs Analog • None Digital Application • Autozero Module (AZM) (optional) • Damper Actuator • Fan • First valve actuator (required) 2025, 2026, 2027, 2125, 2126, 2127 2023, 2123 • Second valve actuator
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Power Wiring The controller is powered by 24 Vac. Power wiring connects to the two screw terminals on the controller labeled “C” (Common) and “H” (Hot) on the terminal block labeled “24 VAC”. No earth ground connection is required (Figure 1-2). Communication Wiring The controller connects to the field panel by means of a Floor Level Network (FLN) trunk.
Product Overview Temperature Sensors Temperature sensors used with the Terminal Box Controller – Electronic Output include an electronic room temperature sensor and an optional duct temperature sensor. Room Temperature Sensor The Terminal Equipment Controller room temperature sensor connects to the controller by means of a cable terminated at both ends with a six-conductor RJ-11 plug-in connector. See Figure 1-1 for the location of the room temperature sensor/Man Machine Interface (MMI) port.
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2 Applications Basic Operation The Terminal Box Controller — Electronic Output provides Direct Digital Control (DDC) for Variable Air Volume (VAV) terminal box applications. Temperature control varies with the application. If present, heating can be provided by hot water, up to three stages of electric reheat, or optional baseboard radiation. Sequencing Logic (optional) This application has the additional capability to sequence the flow and mechanical heating when heated supply air is available.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual • For a controller used without an AZM, the damper is briefly commanded closed to get a zero airflow reading and an accurate damper position during calibration. Application 2020, 2021, 2022, 2023, 2120, 2121, 2122, 2123. Hot Water Valve – Calibration of a hot water valve (if used) is done by briefly commanding the valve closed. Application 2022, 2025, 2027, 2122, 2125, 2127.
Applications Electric Reheat CAUTION: Verify that the equipment is supplied with safeties by others to ensure that there is airflow across the heating coils when they are to be energized. The heating loop controls up to three stages of electric reheat to warm up the room. The electric reheat is time modulated using a duty cycle. When the controller is in cooling mode, the electric heat is OFF at all times. Notes 1.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Application 2020/2120 VAV Cooling Only Overview In Application 2020 and 2120, the controller modulates the supply air damper of the terminal box for cooling. In order for it to work properly, the central air-handling unit must provide cool supply air. See Figure 2- 1.
Applications Application 2021/2121 VAV Cooling or Heating Overview In Application 2021 and 2121, the controller modulates the supply air damper of the terminal box for cooling and heating. In order for it to work properly, the central airhandling unit must provide cool supply air in cooling mode and warm air in heating mode. See Figure 2- 2.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Application 2022/2122 VAV with Electric Reheat or Baseboard Radiation Overview In Application 2022 and 2122, the controller modulates the supply air damper for the terminal box for cooling and controls stages of electric reheat or baseboard radiation for heating. When in heating, the terminal box either maintains minimum airflow or modulates the supply air damper.
Applications 3 TO 5 STRAIGHT DUCT DIAMETERS REQUIRED FOR PROPER SENSOR READING SUPPLY AIR DAMPER SUPPLY AIR AIR VELOCITY SENSOR SAFETIES BY OTHERS MODULATING DAMPER ACTUATOR 24 V-AC DO1 DO2 DO3 DO4 DO5 DO6 DI3/AI3 DI2 LAN TRUNK RTS HEATING VALVE AUTOZERO MODULE (OPTIONAL) N.O. TEC2022BCDR3 WALL SWITCH (OPTIONAL) RTS LO TUBING CONNECTIONS HI TERMINAL BOX CONTROLLER Figure 2-4. Application 2022 and 2122 Control Drawing for Baseboard Radiation.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Application 2023/2123 VAV with Hot Water Reheat Overview In Application 2023 and 2123, the controller modulates the supply air damper of the terminal box for cooling and modulates a reheat valve (or valves) for heating. When in heating, the terminal box either maintains minimum airflow or modulates the supply air damper. In order for the terminal box to work properly, the central air handling unit must provide supply air. See Figure 2-5.
Applications Application 2024/2124 VAV Series Fan Powered with Electric Reheat Overview In Application 2024 and 2124, the controller modulates the supply air damper of the terminal box for cooling and controls stages of electric reheat for heating. When in heating, the terminal box either maintains minimum airflow or modulates the supply air damper. The terminal box also has a series fan for air circulation.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Application 2025/2125 VAV Series Fan Powered with Hot Water Reheat Overview In Application 2025 and 2125, the controller modulates the supply air damper of the terminal box for cooling and modulates a hot water valve for heating. When in heating, the terminal box either maintains minimum airflow or modulates the supply air damper. The terminal box also has a series fan for air circulation.
Applications Application 2026/2126 VAV Parallel Fan Powered with Electric Reheat Overview In Application 2026 and 2126, the controller modulates the supply air damper of the terminal box for cooling and controls stages of electric reheat for heating. When in heating, the terminal box either maintains minimum airflow or modulates the supply air damper. The terminal box also has a parallel fan, which recirculates the room air.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Application 2027/2127 VAV Parallel Fan Powered with Hot Water Reheat Overview In Application 2027and 2127, the controller modulates the supply air damper of the terminal box to provide for cooling and modulates a hot water valve for heating. When in heating, the terminal box either maintains minimum airflow or modulates the supply air damper. The terminal box also has a parallel fan that recirculates the room air.
Applications Application 2091/2191 Slave Mode Overview Application 2091 and 2191 are the slave mode applications for the Terminal Box Controller — Electronic Output (P/N 540-100 and 540-100C). Slave mode is the default application that comes up when power is first applied to the controller. Slave mode provides no control.
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3 Point Database Overview Chapter 3 presents a description of the Terminal Box Controller — Electronic Output point database, including point descriptors, point addresses, and a listing of applications in which each point is found. Descriptor Address1 Application Description Slope2 (SI Units) Intercept (SI Units) CTLR ADDRESS 01 All Identifies the controller on the FLN trunk. 1.000 0.000 APPLICATION 02 All Identification number of the program running in the controller. 1.000 0.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) DAY CLG STPT 06 All except 2091, 2191 The temperature setpoint in degrees that the controller maintains during day periods in cooling mode if a room temperature sensor setpoint dial is not present or is not used. See STPT DIAL (Point 14). 0.250 (0.140) 48.000 (8.
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) {13}3 All The temperature setpoint in degrees from the room temperature sensor (not available on all temperature sensor models). This setpoint will be used for control in day mode (heating or cooling) when enabled by STPT DIAL (Point 14). 0.250 (0.140) 48.000 (8.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) FLOW END 17 All except 2020, 2120, 2021, 2121, 2091, 2191 Determines how the damper modulation will be sequenced while in heating mode. When HTG LOOPOUT (Point 80) is below this value, then FLOW STPT (Point 93) starts to decrease. 0.400 0.
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) {21}3 All except 2091, 2191 Indicates the mode that the controller is operating in with respect to the override switch. NIGHT indicates that the switch has not been pressed and the override timer is not active. DAY indicates that the switch has been pressed and the override timer is active. The controller then uses a day mode temperature setpoint. This point is only in effect when DAY.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) {25}3 All except 2021, 2121 Actual status of a contact connected to the controller at Al 3/DI 3. ON indicates that the contact is closed; OFF indicates that the contact is open. When a contact is connected at DI 3, Al 3 is not available. See AUX TEMP (Point 15).
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) CLG FLOW MIN 31 All except 2091, 2191 The minimum amount of air in CFM (LPS) to be supplied to the space in cooling mode. 4.000 (1.888) 0.000 CLG FLOW MAX 32 All except 2091, 2191 The maximum amount of air in CFM (LPS) to be supplied to the space in cooling mode. 4.000 (1.888) 0.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) DO 1 {41}3 All Digital output 1 controls a 24 Vac load with an ON or OFF status. If Motor 1 is enabled, DO 1 is coupled with DO 2 to control an actuator. – – DO 2 {42} All Digital output 2 controls a 24 Vac load with an ON or OFF status. If Motor 1 is enabled, DO 2 is coupled with DO 1 to control an actuator.
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) HEAT STAGE 3 {45}3 2022, 2122 2024, 2124 2026, 2126 This point is a digital output used to control the contact for the third stage of heating and has a status of ON or OFF. – – DO 6 {46} All except 2024, 2124 2025, 2125 2026, 2126 2027, 2127 Digital output 6 controls a 24 Vac load with an ON or OFF status. If Motor 3 is enabled, DO 6 is coupled with DO 5 to control an actuator.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) MTR2 COMD {52}3 2020, 2120 2021, 2121 2091, 2191 The value to which the Motor 2 actuator is commanded in percent of full travel (for use as an auxiliary slave point). 0.400 0.000 VLV COMD {52} 2025, 2125 2027, 2127 The value to which the valve actuator is commanded in percent of full travel for applications using a water valve. 0.400 0.
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) DPR2 ROT ANG 57 2091, 2191 The number of degrees that damper 2 (damper 2, the hot duct damper, in Applications 30, 37, 67, and 69) is free to travel. 1.000 0.000 MTR SETUP 58 All The configuration setup code for Motors 1, 2, and 3. This enables the motors individually and sets each motor to be either direct or reverse acting. Note: When a motor is enabled, its associated DOs are enabled. 1.000 0.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) CLG D GAIN 65 All except 2091, 2191 The derivative gain value for the cooling temperature control loop. 2.000 (3.600) 0.000 CLG BIAS 66 All except 2091, 2191 The biasing of the cooling temperature control loop. See CLG LOOPOUT (Point 79) or (Point 82) for Applications 137 to 138, 167 to 168. 0.400 0.
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) CTL FLOW MIN {76}3 All except 2091, 2191 The active minimum flow used as a limit for the flow control loop. This value is the same as CLG FLOW MIN (Point 31) if the controller is in cooling mode, or is the same as HTG FLOW MIN (Point 33) if the controller is in heating mode, unless it is overridden. 4.000 (1.888) 0.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) AVG HEAT OUT {81}3 2022, 2024 2026 This point is used to determine what stages of electric heat are used for a given loop output value. The ranges for the value are determined by the number of stages used: 0 to 100 for 1 stage of electric heat, 0 to 200 for 2 stages of electric heat, and 0 to 300 for 3 stages of electric heat.
Point Database Address1 Application Description Slope2 (SI Units) Intercept (SI Units) 83 2022, 2122 2024, 2124 2026, 2126 The value, in percent, which the heating loop must go below for the electric heat to be OFF for the full duty cycle (STAGE TIME, Point 89). 0.400 0.000 DMPR STATUS {84}3 2020, 2120 2021, 2121 2022, 2122 2023, 2123 This point is used only when CAL MODULE (Point 87) is set to YES.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) CAL MODULE 87 All except 2024, 2124 2025, 2125 2026, 2126 2027, 2127 YES indicates that the Autozero Modules are enabled to calibrate the air velocity transducers. The dampers will not be used for calibration. NO indicates that Autozero Modules are disabled and that the air velocity transducers will be calibrated by closing the dampers. Valid input: YES or NO.
Point Database Descriptor Address1 Application Description Intercept (SI Units) 0.250 (0.140) 0.000 SWITCH DBAND 90 TOTAL VOLUME {91}3 All except 2091, 2191 The total amount of air delivered to a space in CF (L) since the last time the point was reset or rolled over. 4.000 (113) 0.000 CTL STPT {92} All except 2091, 2191 The actual setpoint value being used as input for the active temperature control loop. 0.250 (0.140) 48.000 (8.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual Address1 Application Description Slope2 (SI Units) Intercept (SI Units) DUCT AREA 97 All Area, in square feet (square meters), of the duct where the air velocity sensor is located. This is a calculated value (calculated by the field panel or computer being used) that depends on duct shape and size. It is used in calculating all points in units of CFM, CF, LPS and L. 2 Valid input: .025 ft (.002 2 2 m ) through 6.375 ft (.5923 m2). 0.
4 Glossary Overview The glossary contains terms and acronyms that are used in this manual. For definitions of point database descriptors, see Chapter 3, Point Database, in this manual. For definitions of commonly used terms as well as acronyms and abbreviations associated with the APOGEE Automation System, see the Technical Glossary of Building Controls Terminology and Acronyms (125-2185). This book is available from your local Siemens Building Technologies, Inc. representative. AI Analog Input.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual control loop PID algorithm that is used to control an output that is based on a setpoint and an input reading from a sensor. DDC Direct Digital Control. DI Digital Input. Physical input point that receives a two-state signal (ON/OFF, OPEN/CLOSED, YES/NO). DO Digital Output. Physical output point that sends a two-state signal (ON/OFF, OPEN/CLOSED, YES/NO). English units The foot-pound-second system of units for weights and measurements.
Glossary override switch Button on a room temperature sensor that an occupant can press to change the status of a room from unoccupied to occupied (or from night to day) for a predetermined time. pressure independent Variable Air Volume (VAV) room temperature control system in which the temperature drives an airflow setpoint. PID Proportional, Integral, Derivative. RTS Room Temperature Sensor. setpoint Virtual point that stores a point value such as a temperature setting.
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual unbundle Term used to describe the entering of a point that resides in a controller's database into the field panel's database so that it can be monitored and controlled from the field panel. VAV Variable air volume. Ventilation system that changes the amount of air supplied to and exhausted from the rooms served. 42 Siemens Building Technologies, Inc.
Index A actuators 1st valve actuator......................................4 2nd valve actuator .....................................4 damper actuator .......................................4 valve actuator...........................................4 Air Velocity Sensor (AVS)............................2 algorithm ....................................................39 application 2020/2120 control drawing.......................................10 overview .................................................
APOGEE Terminal Box Controller—Electronic Output Owner’s Manual secure mode applications ........................1 standard applications ...............................1 temperature sensors ................................1 units, English .............................................40 valve 44 2-position heating .......................... 3, 8, 27 wiring communication wiring.............................. 3 power wiring ............................................ 3 Siemens Building Technologies, Inc.
