Owner's manual

Voltage supply
Operating voltage
- Non-Ex instrument 12 … 36 V DC
- EEx-ia instrument 12 … 30 V DC
- Exd instrument 18 … 36 V DC
Operating voltage with lighted indicating and adjustment module
- Non-Ex instrument 20 … 36 V DC
- EEx-ia instrument 20 … 30 V DC
- EEx-d-ia instrument 20 … 36 V DC
Permissible residual ripple
- < 100 Hz U
ss
< 1 V
- 100 Hz … 10 kHz U
ss
< 10 mV
Load see diagram
1000
750
500
250
12 18
1614 20 22 24 26 28 30 32 34 36
W
V
3
1
2
Fig. 10: Voltage diagram
1 Voltage limit EEx-ia instrument
2 Voltage limit non-Ex/Exd instrument
3 Operating voltage
Electrical protective measures
Protection rating
- Housing, standard IP 66/IP 67
12)
Overvoltage category III
Protection class II
12)
Instruments with gauge pressure measuring ranges cannot detect the am-
bient pressure when submerged, e.g. in water. This can lead to falsification
of the measured value.
42 Process pressure transmitter IPT-10 Vers. 2.0 - ceramic sensor • 4 … 20 mA
9 Supplement
37299-EN-100302