MKS 902B - Page 10

902B Abs Piezo Operation manual
10
Input/Output Wiring
To comply with EN61326-1 immunity requirements, use a braided shielded cable. Connect the braid to the
metal hoods at both ends of the cable with the end for power supply connected to earth ground.
902B I/O Connector (15 pin)
15 pin male HD DSUB
PIN
Description
1
RS485- / RS232 Transmit
2
RS485+ / RS232 Receive
3
Power + (9-30 VDC)
4
Power return -
5
Analog Output +
6
Analog Output -
7
Relay 1, Normally Open
8
Relay 1, Common
9
Relay 1, Normally Closed
10
Relay 2, Normally Closed
11
Relay 2, Common
12
Relay 2, Normally Open
13
Relay 3, Normally Closed or
Analog Out 2 (Hardware option)
14
Relay 3, Common
15
Relay 3, Normally Open
925 I/O Connector (9 pin)
9 pin male DSUB
PIN
Description
1
Relay, Normally Open
2
Relay, Normally Closed
3
Power + (9-30 VDC)
4
Power return -
5
Analog Output +
6
Relay, Common
7
RS485- / RS232 Transmit
8
Analog Output -
9
RS485+ / RS232 Receive
902B I/O Connector
(6 pin Hirschmann)
PIN
Description
1
Identification resistor (13.2 KΩ)
2
Analog Output +
3
Analog Output –
4
Power + (9-30 VDC)
5
Power return -
6
Chassis
902B I/O Connector
(8 pin RJ45/FCC68)
PIN
Description
1
Power + (9-30 VDC)
2
Power return -
3
Analog Output +
4
Identification resistor (13.2 KΩ)
5
Analog Output -
6
Set point output
7
Not Connected
8
Not Connected
902B RS232 connector
(6 pin Hirschmann +
8 pin RJ45/FCC68)
PIN
Description
1
RS232 Transmit
2
RS232 Ground
3
RS232 Receive
4
RS232 Receive
5
RS232 Ground
6
RS232 Transmit
P/N: 10001367 RS232 Cable for Hirschmann and RJ45/FCC68 Transducers.