HB-100/140/160Z1
Temperature Control Unit
Maintenance
O8285-EN 2017-12
107
9.4.4 Pressure measurement
Check the accuracy of the pressure measurement
Only to be carried out by a specialist.
Necessary equipment
no special equipment
Optionally, test equipment can be used for the pressure
measurement. Further information under
Procedure
1.
Switch off the temperature control unit by means of mould
evacuation.
2.
Uncouple consumers on main and return lines.
3.
Manometer pressure indicator must indicate 0 bar +0.3 bar.
4.
System pressure actual value
on menu page
Display \ Actual
value
must indicate 0.0 bar ±0.1 bar.
With a deviation of >0.1 bar, the pressure sensor must be
calibrated. On menu page
Service \ Calibration \ Pressure
,
calibrate parameter
Pressure sensor 1 offset
.
Additional procedure
(additional equipment ZU)
5.
Main line pressure
on menu page
Display \ Actual value
must
indicate 0.0 bar ±0.1 bar.
With a deviation of >0.1 bar, the pressure sensor must be
calibrated. On menu page
Service \ Calibration \ Pressure
,
calibrate parameter
Pressure sensor 2 offset
.