68
HE 5750 Operating Instructions
#371627 Version 1.1
11.3.5 Valve error
Note!
Parameters that can possibly be set wrong, are highlighted in
italic
letters
in the following table.
Error Message
Criterion
Error cause
Ch. 3 valve 1
Wire break
Output is monitored:
open valve output
- Valve not connected
- Valve defect
Ch. 3 valve 2
Overcurrent
Output is monitored:
Short circuit at valve output
- Wire crushed
- Valve defect
Ch. 3 valve 3 not
opening
No short-time pressure drop at the
local pressure manifold
- Valve defect
- Value
pressure drop
too high
Ch. 3 valve 4 not
opening
No short-time pressure rise at the
local pressure manifold
- Valve defect
- Value
pressure rise
too high
- Isolation valve does not open
Ch. 3 valve 5 no
pressure
Manifold pressure has not
regenerated within the manifold refill
time
- Valve defect
-
manifold refill time
too low
- System pressure to low
- Isolation valve does not open
- Fuse of isolation valve triggered
11.3.6 Valve controller manifold pressure-sensor error
Error Message
Criterion
Error cause
Ch. 3 Tank Pressure
1 Sensor Malfunction
Input is monitored: open sensor input
- wire interruption
- sensor not connected
- pressure sensor defect
Ch. 4 Tank Pressure
4 Sensor short circuit
Input is monitored: short-circuited
sensor input
- wire crushed
- pressure sensor defect
11.3.7 Valve controller isolation valve-error
Error Message
Criterion
Error cause
Ch. 5 Isolation valve
1 wire break
Output is monitored:
open output
- wire interruption
- valve not connected
- isolation valve defect
Ch. 5 Isolation valve
2 overcurrent
Output is monitored: short-circuited
output
- wire crushed
- isolation valve defect
