EVC Thermostat
Specification & Installation Instructions
TRL5x-121025-ESA.doc
1
EVC Thermostat
Technical Data
TRL54 TRL55
Electrical connection
3 wire cable
RJ45 cable
Setpoint range
10ºC to 40ºC [50ºF to 104ºF]
External sensor range
-40ºC to 100ºC [-40ºF to 212ºF]
Control accuracy
Temperature: ±0.4ºC [0.8ºF]
Power supply
22 to 26 Vac 50/60Hz
Power consumption
1 VA
Rated impulse
330 V
Proportional band
0.5ºC to 5ºC [1ºF to 10ºF] adjustable (heat/cool/changeover independent)
Dead band
0.3ºC to 5ºC [0.6ºF to 10ºF] adjustable (heat/cool/changeover independent)
Operating temperature
0ºC to 50ºC [32ºF to 122ºF]
Storage & transport temperature
-30ºC to 50ºC [-22ºF to 122ºF]
Relative Humidity
5 to 95% non condensing
Degree of protection of housing
IP 30 (EN 60529)
Weight
160 g. [0.36 lb]
Dimensions
A = 3.00 in (78mm)
B = 3.00 in (78mm)
C = 1.00 in (24mm)
D = 2.36 in (60mm)
A
B
C
D
Interface
Display Symbols
Cooling ON
A: Automatic
Menu set-up lock
Energy saving mode
Heating ON
A: Automatic
Programming mode
(Technician setting)
C
or
F
ºC: Celsius scale
ºF: Fahrenheit scale
Alarm status
Minimum/Maximum
set points
The TRL5x functions only with the EVC controllers. All inputs/outputs are located
on the controller except for the temperature sensor built-in the TRL5x.
Features:
Used to program/configure the EVC VAV controller
Attractive modern look with large LCD and backlight
Icons driven information
3 wire or RJ45 Ethernet cable between thermostat & EVC
Selectable analog and digital output
Precise temperature control with programmable PI function
Selectable Fahrenheit or Celsius scale
Manual night set back or no occupancy override
Multi level lockable access menu
Lockable
setpoint
Selectable internal or external temperature sensor (10 K
Ω
)
Change over by contact or external temperature sensor
Pressure sensor air flow program available
Selectable proportional control band and dead band
Anti-freeze
protection
BACnet
®
MS/TP @ 9600, 19200, 38400, 76800bps available
Selectable MAC address by dip switch on the EVCB
TRL54
TRL55
