IEX-2 module, operator panel: LCD 2×20, 5 keys, IR receiver, internal temperature, humidity, beeper, switch/potentiometer input, external temperature


Technical specifications
DisplayLCD, 2x20 characters
Characters size3x5mm
Keys5 keys, audible press feedback, adjustable
Backlightblue LED, software adjustable 0..100%
IR remote receiverRC5 36kHz, receiving distance 5m
Digital inputinternal pull-up 12V, 2mA
Analog input0..10V (10 bit ADC, 0..1023)
Temperature measurementinternal and external
range: 0°C to +50°C
error: max. ±2°C (0°C to +50°C)
typ. ±0.5°C (0°C to +50°C, backlight at 20%)
resolution: 0.1°C (12 bit)
readout: 0.1°C (254 equals 25.4°C)
Humidity measurementinternal
range: 0..100% rh, non-condensing
error: ±2% rh @ 25°C
response time 15s
stability ±1% rh @ 50% rh in 5 years
resolution 1% (7 bit)
readout 1% rh (45 equals 45% rh)
Power consumption24V (18..26V), 50mA
IEX-2 baud rate20, 50, 100, 250, 500kbps, auto selectable
Degree of protectionIP20
Operating conditions0..50°C, 0..85% rh non-condensing
Storage temperature-20..75°C
Mountingwall surface
Weight gross450g
Level of ambient pollution2
StandardsEN 61000-6-2, EN 61000-6-3



Order code
OP-5-T-IWtemperature measurement
OP-5C-T-IWcyrillic characters, temperature measurement
OP-5-TH-IWtemperature and humidity measurement
OP-5C-TH-IWcyrillic characters, temperature and humidity measurement
OP-5-IW-CUSTOMcustom front panel and housing color