User manual
Operating Instructions OPUS20E For external sensors
3
EN
Battery compartment
Battery compartment lid
USB micro B port
RJ45 network connection
Mounting rail
LCD display :
Measurement value line 1
Measurement value line 2
Measurement value line 3
Display symbol acoustic signal active
Display symbol network connection active
Display symbol USB connection active
Display symbol power supply via mains
Display symbol power supply via USB
Display symbol battery capacity
Display symbol mode marker
Display symbol logging active
Display symbol logging inactive
Date display
Time display
Mode selection key
Data logger for connecting external sensors
5-pin circular connector M12 for connecting up to
four digital bus-compatible sensors:
Pin 1: Sensor power supply (output)
Pin 2: Data 1
Pin 3: Data 2
Pin 4: GND (reference potential)
Pin 5: n.c. (not connected)
10-pin connector with two independent input channels
for connecting up to two analog sensors:
Pin 1: Terminal +24V (input, external power supply OPUS20E (24 V)
for stationary operation)
Pin 2: Terminal GND (supply voltage GND)
Pin 3: Terminal A1
Pin 4: Terminal B1
Pin 5: Terminal C1
Pin 6: Terminal D1
Pin 7: Terminal A0
Pin 8: Terminal B0
Pin 9: Terminal C0
Pin 10: Terminal D0
3. Features