VAT 64.1 Series User Manual

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ISO 9001
EN 29001
Installation, Operating, and Maintenance Instructions
Series 64.1
VAT Vakuumventile AG, CH-9469 Haag, Schweiz
Tel ++41 81 771 61 61 Fax ++41 81 771 48 30 Email reception@vat.ch http://www.vatvalve.com
283681EB
2011-03-18
14/19
9.1.3 Connector for RS485 interface
RS485
C
B
A
B
Noninverting driver input / output
Inverting driver input / output
6
20
22
Signal groun
d
Chassis
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roun
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A
PIN Function Description
15 CLOSE VALVE input valve closes when contact PIN 15 to 23 is open
17 OPEN VALVE input
Valve opens when contact PIN 17 to 23 is closed
Logic inputs CLOSE valve and OPEN valve are executed in REMOTE
and
LOCAL operation. These signals have priority (CLOSE is higher
than OPEN) and they are executed immediately.
Local operation:
- The controller remains in OPEN or CLOSE after the logic input is reset.
Remote operation:
- The controller will resume the previous command after the logic input is
reset.
- In case a RS485 command is received while a logic input is active this
will be accepted by the PM controller and executed after the logic input
is reset.
A flashing LED on the «OPEN» or «CLOSE» key indicates that the logic input
OPEN valve, resp. CLOSE valve is activated.
Mind: Do not connect other Pins than indicated above!
1 13
14 25
Interface

VAT 64.1 Series Specifications

General

Brand	VAT
Model	64.1 Series
Category	Controller
Language	English