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Operators manual, Gd30i, 8 interface and change of power – Watson-Marlow GD30I User Manual

Page 13

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OPERATORS MANUAL

Machine Type:

GD30I

GD30I OM 1.01 EN

Ver 1.01

Date 24-08-2006

Page 13 of 15

8 INTERFACE AND CHANGE OF POWER

8.1 Interface

Fig. 8.1


(1) external 1: pin 1: Input for start signal.

+5 - 50 VDC, min. 100 msec. positive-edge-trigged.


pin 2: Output, +24 VDC, max. 500 mA.


pin

3:

Ground.


pin 4: Status output, max. +24 VDC, 100 mA.

Pin 4 is earthed via an open collector during filling.


Pin 5: Status output, max. +24VDC, 100 mA

Pin 5 is complementary to pin 4.


(2) external 2: pin 1: Input for disabling.

+5 to +50 VDC. If this pin is activated, the drive will be

disabled

(no

dispensing).


pin 2: Output, +24 VDC, max. 500 mA.


pin

3:

Ground.


pin 4: Status output, max. +24 VDC, 100 mA.

Pin 4 is grounded via an open collector during filling.


pin 5: Status output, max. + 24 VDC, 100 mA.

Pin 5 is complementary to pin 4.