User Manual

© 2005 Johnson Controls, Inc. 7
Part No. 24-xxxx-xx, Rev. - www.johnsoncontrols.com
Table 2: Replacement Parts (Order Separately)
Code Number Description
Duracell Ultra 123,
Panasonic CR123A,
Toshiba CR123A,
GE/Sanyo CR123A,
or Equivalent
Replacement Battery (Purchase Locally), 3.0-Volt Lithium Battery (One
Required for Receiver Signal Strength Site Survey Tool. These are NOT for the WRS-TTx
Sensor Transmitters which use Alkaline or Lithium AA cells)
Technical Specifications
Product
WRS Series RF Wireless Room Temperature Sensing System
TE-7820-0
Power and Zone Bus Interface Between TE-7820-0 RF Receiver and
VMA1400 Series Digital Controllers
TE-7830-0
Power and Analog Interface Between TE-7830-0 RF Receiver and
AS-AHU, AS-UNT, AS-VAV, DX-9100, and Compatible Competitors’
Digital Controllers
Digital Controller Interface
WRS-RTN0000-0
and NAE
Ethernet interface between WRS-RTN and NAE. N2 or MSTP
interface between NAE and Digital Controllers
Transmitter
Two AA cell Alkaline Batteries Included with Each Transmitter;
Battery Life: 60 Months Typical (48 Months Minimum);
Battery Condition Transmitted Approximately Every 60 Seconds
Power Requirements
Receiver
24 VAC +10%/-15%, 50/60 Hz, 4.5 VA, Class 2
WRS-TTx0000-0
DIP Switches, Field Adjustable for Up to 510 Unique Transmitter ID
Addresses and for up to 31 Unique Property Code Addresses.
TE-7820-0
DIP Switches, Field Adjustable for Up to 510 Unique Addresses
(For addresses 0 and 511, the TE-7720-0 matches the N2 address of
the associated VMA1400 for its actual address.)
TE-7830-0
DIP Switches, Field Adjustable for Up to 510 Unique Addresses
(Addresses 0 and 511 are invalid.)
Addressing
(Transmitter and Receiver)
WRS-RTN00000-0
Configurable via the NAE for Up to 512 Unique Transmitter ID
Addresses and Up to 31 Unique Property Code Addresses.
Measured
Temperature
±1F° (±0.6C°) Over a Range of 55 to 85°F (13 to 29°C);
±1.5F° (±0.9C°) Over a Range of 32 to 55°F (0 to 13°C) and
85 to 110°F (29 to 43°C)
System Accuracy
Temperature Set
Point
±1.5F° (±0.9C°) Over a Range of 55 to 85°F (13 to 29°C)
Transmitter Sensor
Internal Negative Temperature Coefficient Thermistor
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