
13.11 Safety relief valve (HP2 and HP3)
Opening pressure of the respective pressure rating:
Pressure
stage*
6 bar
10
bar
16
bar
25
bar
40
bar
64
bar
100
bar
Opening pres‐
sure**
10
bar
14
bar
25
bar
36
bar
50
bar
80
bar
120
bar
* Marking on the indicating scale without valve housing
** back pressure generated by the pump when discharge side is blocked ±
3 bar
13.12 Stroke sensor
Install the sensor according to the chapter "Installation, elec‐
trical".
5–25 V DC, in accordance with Namur or DIN 19234, potential-free
design.
Data
Value Unit
Rated voltage *
8 VDC
Power consumption - active surface
uncovered
> 3 mA
Power consumption - active surface cov‐
ered
< 1 mA
Rated switching distance
1.5 mm
* Ri ~ 1 kΩ
Cable colour
Polarity
blue
-
brown
+
Install the sensor according to the chapter "Installation, elec‐
trical". Observe its documentation.
The sensor is of type NJ1,5-8GM-N.
13.13 Heating cartridge
Technical data - see enclosed operating instructions
Namur sensor (identity code characteristic
"stroke sensor": 1)
Namur sensor (Specified for EX zones)
Technical data
72
Содержание Hydro 3 Series
Страница 17: ... refer to Technical Data chapter Ambient conditions Storage transport and unpacking 17 ...
Страница 95: ...95 ...