1579 Mass Flow Controller and 579 Mass Flow Meter

**1579/579 Analog Version**
Pin	±15 VDC Supply	±24 VDC Supply
1	Reserved	Reserved
2	Flow Signal	Flow Signal
3	Valve Close*	Valve Close*
4	Valve Open*	Valve Open*
5	Supply Common	Reserved
6	-15 V Supply	24 V Common
7	+15 V Supply	+24 V Supply
8	Setpoint Input*	Setpoint Input*
9	NC	NC
10	NC	NC
11	Signal Common	Signal Common
12	Signal Common	Signal Common
13	NC	NC
14	NC	NC
15	Chassis Ground	Chassis Ground
* Not applicable with mass flow meter type 579

**1579/579 Profibus Version**
Pin	Analog ±15 VDC Supply	Analog ±24 VDC Supply	Profibus Connector
1	Valve Open/Close*	Valve Open/Close*	NC
2	Flow Signal	Flow Signal	NC
3	+15 V Supply	24 V Supply	RXD/TXD - P
4	Supply Common	Reserved	CNTR - P
5	-15 V Supply	24 V Common	DGND
6	Setpoint Input*	Setpoint Input*	VP
7	Signal Common	Singal Common	NC
8	Signal Common	Singal Common	RXD/TXP - N
9	Reserved	Reserved	NC
* Not applicable with mass flow meter type 579

Note:

This information is subject to change without notice.

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