Unit installation
Table Of Contents
- Introduction
- Installation
- Physical Data
- Electrical Data
- Dimensional Data
- Startup
- Operation
- Global UNT Controller Installation and Operation
- General Description
- Optional Sensors
- Sensors and Transducers
- Control Wiring
- External Voltage Inputs
- Interlock Wiring
- Unit Set Points and Calibration
- Optional Sensors
- Field Wiring
- Power Wiring
- Power Supplies
- Analog input signals
- Digital input signals
- Remote Stop/Start
- Chilled Water Flow Switch
- Digital Outputs
- External Alarm Annunciator Circuitry
- PC Connection
- Software Identification
- Controller Inputs /Outputs
- Additional Global UNT Features
- Alarms
- Zone Terminal (Optional)
- Zone Terminal Glossary
- UNT Troubleshooting Chart
- MicroTech Controller Installation and Operation
- Sensors and transducers
- Control wiring
- Remote 4-20 milliamp signals
- Interlock wiring
- Unit set points and calibration
- Modem kit
- Lead-Lag
- Field Wiring
- Power Wiring
- Power Supplies
- Analog Input Signals
- Digital Input Signals
- Remote Stop/Start
- Chilled Water Flow Switch
- Digital Outputs
- Chilled Water Pump Relay
- External Alarm Annunciator Circuitry
- PC Connection
- Telephone line
- Software Identification
- Controller Inputs /Outputs
- Reset Options
- Soft Loading
- Manual Operation
- Compressor Staging
- Head Pressure Control
- Pumpdown Control
- Safety Systems
- Circuit Alarm Conditions
- System Alarm Conditions
- Sequence of Operation
- Start-Up and Shutdown
- Keypad / Display
- Menu Descriptions
- Trouble Analysis for the MicroTech
- Test Procedures
- Unit Maintenance
- Service

IOMM AGZ-3 AGZ 035A through 065A 73
Table 27, MENU 7 Circ #1 Temp's
Screen Display
Satur Evap=xxx°F (°C)
1
N/A **°F (°C)
SuctLine = xxx.x°F (°C)
Open
°F (°C)2
Short °F (°C)
Super Ht =xxx.x°F (°C)
3
N/A ** °F (°C)
4 Satur Cond = xxx°F (°C)
N/A **°F (°C)
Liquid Ln = xxx.x°F (°C)
5
N/A ** °F (°C)
SubCoolg= xxx.x°F (°C)
N/A ** °F (°C)6
CondD-T °F (°C)
7
Table 28, MENU 8 Circ #2 Temp's
Screen Display
Satur Evap=xxx°F (°C)
1
N/A **°F (°C)
SuctLine = xxx.x°F (°C)
Open
°F (°C)2
Short
Super Ht =xxx.x°F (°C)
3
N/A ** °F (°C)
Satur Cond = xxx°F (°C)
4
N/A **°F (°C)
Liquid Ln = xxx.x°F (°C)
5
N/A ** °F (°C)
SubCoolg= xxx.x°F (°C)
6
N/A ** °F (°C)
7 CondD-T °F (°C)
Table 29, MENU 9 Chiller Amps
Screen Display
1 PercentRLA=xxx%
Table 30, MENU 10 Comp RunHours
Screen Display
1 Comp #1 =xxxxxx
2 Comp #2=xxxxxx
3 Comp #3=xxxxxx
4 Comp #4=xxxxxx
5
6
7
8
9
10
Table 31, MENU 11 Compr Starts
Screen Display
1 Comp #1 =xxxxxx
2 Comp #2=xxxxxx
3 Comp #3=xxxxxx
4 Comp #4=xxxxxx
Table 32, MENU 12 Air Temp
Screen Display
1 OutDoor = xxx.x
°F(
°C)