VAT Series 651 - Page 18

Installation, Operating & Maintenance Instructions
Series 651 DN 320-400 (I.D. 12“ - 16”), Logic
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 CH@vatvalve.com www.vatvalve.com
267736ED
2008-02-26
18/53
Power up:
Description Digit 1
Digit 2 Digit 3 Digit 4
1 E 0 0
At first all dots are illuminated
then configuration is displayed:
• Firmware version [e.g. 1E00]
(1
st
information for about 2s)
• Controller configuration
(2
nd
information for about 2s)
In case D C or D999 is displayed,
motor interlock is active. Refer to
«Safety mode» for details.
If valve is closed (isolated) display
shows alternately C C and INIT.
Synchronization will be done
when first movement command is
received.
1
= Logic interface
0
= basic
1
= with SPS
1)
2
= with PFO
2)
3
= with SPS
1)
and PFO
2)
1
= 1 sensor version
2
= 2 sensor version
SYNC indicates that
synchronization is running.
S Y N C
1) SPS = optional ±15 VDC Sensor Power Supply module 2) PFO = optional Power Failure Option
Operation:
Description / Mode Digit 1 Digit 2 Digit 3 Digit 4
PRESSURE CONTROL mode
P
POSITION CONTROL mode
V
Valve closed
C
Valve open
O
HOLD (position frozen) activated
H
ZERO running
Z
LEARN running
L
Safety mode established. Refer to «Safety
mode» for details.
D
0 . . . 100
= valve position (%, 0 = closed / 100 = open)
Power failure
F
Service request
1)
S R
1)
If SR is blinking alternatively with the actual mode display (e.g. P.11 ⇔ ..SR) the valve requires cleaning.