2-channel, DC version, positive polarity , Working voltage 26.5 V at 10 µA , Series resistance max. 273 Ω , Fuse rating 50 mA , DIN rail ...

2channel isolated barrier Dry contact or NAMUR inputs , Relay contact output , Line fault detection (LFD , 24VDC SUPPLY Reversible mode...

1-channel , Output: allowable load max. 1 kΩ , EMC acc. to NAMUR NE 21 , Input EEx ia IIC; U0 = 26 V , 24 V DC supply voltage ,