Power Supply


24 V AC/DC ± 20%

Universal Inputs

Number of inputs4
Voltage input

Voltage measurement: 0-10 V DC

Input impedance: 100 kΩ

Measurement accuracy: ±0.1%

Measurement resolution: 3 mV at 12-bit and 1 mV at 16-bit

Current input

Current measurement: 0-20 mA

Required external resistor: 200 Ω

Measurement accuracy: ±1.1%

Measurement resolution: 15 µA at 12-bit and 5 µA at 16-bit

Digital inputOutput current ~1 mA
Resistance input

Measurement of resistance: 0-1000 kΩ

Measurement resolution for 20 kΩ load: 20 Ω at 12-bit and 1 Ω at 16-bit

Measurement resolution for PT1000 and NI1000: 0.1 Ω at 16-bit

Resistance measurement method: voltage divider

Temperature input

Measurement with RTDS (Real Time Digital Simulator) attached

Accuracy: ±0.1˚C

The PT1000 and NI1000 sensors use 16-bit resolution

Measurement resolution12-bit (default), 16-bit
Processing time

10 ms/channel at 12-bit

140 ms/channel at 16-bit

Digital Inputs

Number of inputs4
TypeDry contact or fast pulse counter
Max. input frequency100 Hz saved in EEPROM memory
Analog Outputs

Number of outputs3
Voltage range0-10 V DC
Max. load current20 mA
Digital Outputs

Number of outputs5
Resistive load (AC1)3 A at 230 V AC or 3 A at 30 V DC
Inductive load (AC3)75 VA at 230 V AC or 30 W at 30 V DC
Triac OutputsNumber of outputs2
Load0.5 A at 20 V AC up to max. 230 V AC
Peak load per channel1.5 A at 20 V AC up to max. 250 V AC (30 s)
Gate controlZero crossing turn ON
Frequency range47 to 63 Hz
SnubberSnubberless triac
RS485 PortRS485 communicationUp to 128 devices
Communication protocolsModbus, BACnet
ConnectorsRJ45, screwless connector
Baud rate4800-115200
Power supply30 V
EthernetSwitches2 ports, fail-safe protected
Ingress ProtectionIP ratingIP 40 for indoor installation
TemperatureStorage-40°C to +85°C (-40°F to +185°F)
Operating0°C to +50°C (32°F to 122°F)
HumidityRelative5 to 95% RH (without condensation)
Connector CablesRS485Separable, screwless, max. 1.5 mm2 (24…16 AWG)
OtherSeparable, max. 2.5 mm2 (18…12 AWG)
HousingMaterialSelf-extinguishing plastic (PC/ABS)


123.3 mm/4.85 in
Length136.6 mm/5.38 in
Height54.5 mm/2.15 in
Technical specification