Owner's manual

User’s Guide ______________________________________________________________________
24 ___________________________________________________________________M210514EN-E
Wiring
As it is shipped from the factory, the measurement range and output of the
GMP343 are scaled according to the order form completed by the
customer. The unit is calibrated at the factory. The device is ready for use
when the wiring is done and power is switched on.
GMP343 can be connected to a PC using an optional PC connection cable,
see Table 12 on page 80.
For more information on serial commands, see Chapter 4, Operation, on
page 27.
WARNING
Make sure that the main power is switched off before making any
electrical connections.
Table 2 Wiring Pins
Pin Wire Serial signal (RS-232 or 2-
Wire RS-485 interface)
Analog signal
1 White RS232C: TX RS485: A(+) -
2 Brown RS232C: TX RS485: A(+) -
3 Green RS232C: RX RS485: B(-) -
4 Yellow - - Signal +
5 Grey Supply GND Supply GND Supply GND
6 Pink +11...36 V DC +11...36 V DC +11...36 V DC
7 Blue RS232C: RX RS485: B(-) -
8 Shield - - Signal GND