•   Supply voltage: 12VAC to 18VAC, 50/60Hz or 12VDC to 24VDC
•   Current consumption: <20mA
•   Pulse input: for contact, open collector and Namur pulse generator according to DIN 19234, galvanically connected to power supply Mark: <1 mA / Space: >2.2 mA / short-circuit current approx. 8 mA
•   Input frequency: 0Hz to 1000Hz
•   Pulse duration: >0.5 ms, debounce filter deactivated;  >25 ms, debounce filter activated
•   Pulses cable length: max. 30 m
•   Terminal capacity: 0.14 – 2.5 mm2 rigid or flexible
•   Cable diameter: max. 7.5 mm
•   Communication interface: M-Bus according to EN 1434.3, galvanically isolated
•   Communication speed: 300 baud, 2400 baud (standard), 9600 baud
•   Mounting: wall mounting with 2 screws Ø 3.5 x 30 mm or adhesive tape
•   Housing: ASA-PC, red (UL V0)
•   Ambient temperature: 5°C to 55°C
•   Protection class: IP40
•   Dimensions: 67mm x 60mm x 28mm