VAT PM-5 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
225590EE
2005-04-26
6/16
4 Preventive Maintenance
ESD Precaution!
All work on the controller has to be done under ESD protected environment to prevent electronic
components from damage!
SRAM (see chapter ‚5 Spare Parts / Retrofit Options‘ part number.)
When the battery life expires (typical lifetime is 5 years, check date specified on label on the rear panel of PM controller), the SRAM
memory needs to be exchanged.
Procedure:
- Turn off power to PM controller, disconnect powe
r cable and wait for
60 seconds.
- Disconnect sensor cable, valve cable and interface cable.
- Open top cover of PM controller.
- Exchange SRAM (IC3 on master board), confirm SRAM is installed correctly.
Check mark for pin 1 [{] on SRAM. First row of socket contacts must be left
empty.
- Reattach cover.
- Attach label with new expiration date on back panel of PM controller.
- Perform PM configuration routine
(SENSOR SETUP, AUTO SIZE ADJUST, ZERO, LEARN).
IC3
SRAM (IC3) Socket
Power-fail battery
(this is an option which is installed if controller part-no. is 641PM- . 6B . - ...., see chapter ‚5 Spare Parts / Retrofit Options‘ part number.)
When the PFO battery life expires, PFO battery needs to be exchanged. Production date is specified on label on the rear panel of PM
controller. Life time of NiCd-battery is specified with 20'000 hours if surrounding temperature is not higher than 30°C . A significant
decrease is directly linked with higher temperatures. The following diagram shows the influence on life time at various ambient
temperatures.
PFO duration of life
0
10
20
30
40
50
20° 25° 30° 35° 40° 45° 50°
Environment temperature [°C]
Exp. of life
[month]
PM-4, PM-5
Procedure:
- Turn off power to PM controller, disconnect power cable and wait for 60 seconds
- Disconnect sensor cable, valve cable and interface cable
- Open bottom and top covers
- Disconnect connector J5 of battery pack from the bottom side
- Remove the battery pack from the top side
- Install new battery pack and plug in connector J5 of battery pack
- Reattach covers
- Attach label with new production date on rear panel

VAT PM-5 Specifications

General

Brand	VAT
Model	PM-5
Category	Controller
Language	English