Neptronic TRT2422, Спецификация и инструкции по установке

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Rooftop Thermostat Controller
Specification and Installation Instructions
TRT2422-141202
Page | 1
Model
TRT2422
Description
The TRT2422 is a combination controller and thermostat with a
built-in scheduler, which is designed for simple and accurate
control of single or dual stage heating/cooling equipment, such as
rooftop and self-contained units. Its field configurable algorithms
enable versatile implementation of required control sequences.
Features

Precise temperature control with programmable PI (time
proportional control algorithm)

Configurable scheduler (7 days, 2/4 events)

24-hour backup battery for RTC (real-time clock)

2 external temperature sensor inputs

1 digital input

2 heat, 2 cool and 1 fan output

Automatic freeze protection

Anti-cycling protection

24Vac operation

Backlit LCD with simple icon and text driven menus

Multi level lockable access menu and setpoint

Selectable Fahrenheit or Celsius scale

Removable connectors
TRT2422
Applications

2 Heat / 2 Cool

Support single and two stage equipment
Technical Specifications
Power supply 22 to 26Vac 50/60Hz
Power consumption 1VA (excluding output loads)
Setpoint range 10ºC to 40ºC [50ºF to 104ºF]
Inputs
- Two 10K Ω Type III inputs
- One digital contact (dry contact)
Outputs 5 dry contacts, 24Vac, 1A max, 3A in-rush
External sensor range -40ºC to 100ºC [-40ºF to 212ºF]
Control accuracy Temperature: ±0.4ºC [0.8ºF]
Proportional band 0.5ºC to 5ºC [1ºF to 10ºF] adjustable
Electrical connection 0.8 mm
2
[18 AWG] minimum
Operating temperature 0ºC to 50ºC [32ºF to 122ºF]
Storage 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 = 2.85” | 73mm
B = 4.85” | 123mm
C = 1.00” | 24mm
D = 2.36” | 60mm
E = 3.27” | 83mm
A
B
C
D
E
ºF / º C