Indication of operating state SQX62
English 05/09
ACCURATE AX - AW - AD - AT - AF
55
2 WAY VALVE CLOSE-OFF
FRAME
MODEL AT/AD
Actuator (6)
Valve model
KVS
close off* (kPa)
3
20
SSC
VXP
10
300
26
SSC
VXP
10
300
29
SSC
VXP
10
300
4
39
SSC
VXP
16
175
30
SSC
VXP
16
175
40
SSC
VXP
16
175
50
SSC
VXP
16
175
5
60
SSC
VXP
25
75
70
SSC
VXP
25
75
6
80
SSC
VXP
25
75
90
SSC
VXP
25
75
LED
Indication
Function Remarks,
troubleshooting
Green
Lit
Control mode
Automatic operation; everything o.k.
Flashing
Calibration
Wait until calibration is finished
(green or red LED will be lit)
Red
Lit
Internal error
Troubleshooting, eventually replace actuator
Flashing
Calibration error
Troubleshooting, recalibrate
(operate button S3 1x)
Both
Dark
No power supply
Check mains network, check wiring
Electronics faulty
Replace actuator
2 WAY VALVE CLOSE-OFF
For applications where the 2 way valve is needed, verify the Close Off value in table below if they are suitable with the system. For different
value, make specific request.
*
close off = Maximum permissible differential pressure at which the motorised valve will close securely against the pressure