PRODUCTS

DRR132

DIN rail mounted Controller for refrigeration/airconditioning

Software features tailored for refrigeration and airconditioning markets. Distinctive feature is a power output equipped with a 30A/220V relay for the management of compressors. Serial communication via RS485-ModbusRTU.

MEMORY CARDS with/without battery for quick set up.


Ordering codes

DRR132-3B
2 Inp. NTC10K, PTC1K + 3 Relays 30A/8 A + 1 Static 12Vdc
DRR132-4B-T
2 Inp. NTC10K, PTC1K + 4 Relays 30A/8 A + 1 Static 12Vdc + RS485 Modbus RTU / Slave

Main features

Box
DIN43880, Din rail mounted DIN EN50022
Power supply
230Vac ±15% 50/60 Hz (galvanic isolation)
Consumption
3 W
Display
4 digits 0,4" green + 4 digits 0,3" red
Operating conditions
Temperature 0-45 °C, humidity 35..95 uR%
Material
Box: polycarbonate V0; Front panel: silicon V0
Weight
Approx. 195 g
Sealing
IP65 (Front panel) , IP20 (Box and terminal bloks)
Quick set-up options
Memory Card with / without battery
Wirings
Extractable terminal bloks

Inputs

Sensor inputs
2 selectables for PTC1K, NTC10K (B 3435K)
Fixed
1 for NTC10K (B 3435K)
Sampling time
20 ms
Accuracy
0,5% +/- 1 digit
Digital inputs
2 , selectable for lights command or setpoint modification

Outputs

Compressor
Relay 30 A - 250 Vac resistive charge
Defrosting
Relay 8 A - 250 Vac resistive charge
Lights
Relay 8 A - 250 Vac resistive charge
Fan
Relay 8 A - 250 Vac resistive charge
1 SSR
24 Vdc - 25 mA max for Buzzer / Auxiliary command
Serial communication
RS485 Modbus RTU - Slave

Software features

Control algorithms
ON - OFF with hysteresis
Defrosting functions
Programmable defrosting frequency and mode, time counting type and maximum defrosting time
Data protections
Lock against closer compressor starts, Lock of control setpoints, Acces to parameters by password
_last update 22/02/2012