MF1 Mass Flow Controller Pin-outs

Analog ±15 VDC Supply
connector: 9-pin D-sub
Pin Description
1 Valve Override
2 Flow
3 Power+ [+15 VDC]
4 Power_Ground
5 Power- [-15 VDC]
6 Set Point
7 Signal Ground
8 Reserved
9 Reserved
Analog +24 VDC Supply
connector: 9-pin D-sub
Pin Description
1 Valve Override
2 Flow
3 Power+ [+24 VDC]
4 Signal Ground
5 Power_Ground
6 Set Point
7 Signal Ground
8 Reserved
9 Reserved
Profibus
connector: 9-pin D-sub Socket
Pin Description
1 NC
2 NC
3 RxD/TxD-P
4 CNTR-P
5 DGround
6 VP
7 NC
8 RxD/TxP-N
9 NC
Modbus (2 wire version)
connector: 9-pin D-sub Socket
Pin Description
1 C/C' (Common)
2 VP (DC Power Supply +20 to +30 VDC)
3 PMC
4 Reserved
5 B/B'
6 Reserved
7 Reserved
8 Reserved
9 A/A'

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