Electrical Connection - WIKA 712.15.160 Manual De Instrucciones

4. Commissioning, operation

4.5 Electrical connection

The electrical connection must only be made by qualified skilled personnel. The instrument
must be connected to the equipotential bonding of the plant.
Pressure sensor for working pressure (option)
Non-Ex version: Model A-10
EN
Ex version: Model IS-3
Pressure sensor for
working pressure
Specifications
Data sheet
For Ex area
Measuring ranges
Outputs
Medium temperature
Ambient temperature
Wetted parts
Supply voltage U
Permissible max. load R
Accuracy, best fit straight
line, BFSL
Compensated temperature
range
Designation of connection
terminals, 2-wire
Please observe the separately enclosed operating instructions for each pressure sensor!
Differential pressure gauge models 712.15.160, 732.15.160, optional for hazardous areas
18
A-10
PE 81.60
No
0 ... 2.5 bar to 0 ... 60 bar
4 ... 20 mA
-30 ... +100 °C
-30 ... +80 °C
Stainless steel
DC 10 V < U
B
R ≤ (U
A A B
≤ 0.5 % of span
0 ... +80 °C
The pressure sensors for the working pressure
are screwed in sideways, on the left side of the
⊖ media chamber and can, if necessary, be
retrofitted on site.
Pressure connection of the pressure sensor:
G ¼ male
≤ 30 V
B
- 8 V) / 0.02 A
IS-3
PE 81.58
Yes, intrinsically safe
0 ... 2.5 bar to 0 ... 60 bar
4 ... 20 mA (repeater power supply
required)
-20 ... +60 °C
-20 ... +60 °C
Stainless steel
DC 10 V < U ≤ 30 V
B
R ≤ (U - 10 V) / 0.02 A
A B
≤ 0.2 % of span
0 ... +60 °C
Non-hazardous area Hazardous area