4
ELECTRICAL CONNECTIONS
22
OPTISENS TUR 2000
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07/2017 - 4001970202 - MA OPTISENS TUR 2000 R01 en
4.4 Connecting the sensor directly to the control system
The device is loop powered and can be connected directly onto the control system via any
junction box.
The normal operation needs just the connection of the green and white wires, which are
protected against accidental inversion. The shield is not connected to the probe but it must be
connected to the ground.
4.5 Connecting the sensor to PC
Connect the device to the converter or directly to the control system as stated in above chapters.
The shield is not connected to the probe but it must be connected to the ground.
CAUTION!
Avoid cable interruptions. If necessary use adequate junction box. Keep the cable far away from
power cables inside of the switch board.
Wire
Function
Green
+ current loop
White
- current loop
Metal
shield
CAUTION!
Avoid cable interruptions. If necessary use adequate junction box. Keep the cable far away from
power cables inside of the switch board.
Wire
Function
Shield
not connected
Yellow
A (+) RS485
Grey
B (-) RS485
Brown
not connected
Green
+ current loop
White
- current loop / COM RS485