Manual

Load see diagram
1200
927
500
750
250
12 18
16
9,6
14 2015,1 22 24 26 28 30 32 34 36
Ω
V
1
4
2
3
Fig. 44: Voltage diagram
1 HART load
2 Voltage limit Ex-ia instrument
3 Voltage limit non-Ex instrument
4 Operating voltage
Electrical protective measures
Protection rating IP 66/IP 67
Overvoltage category III
Protection class II
Approvals
Instruments with approvals can have deviating technical data (depending on the version). For such
instruments, the corresponding approval documents must be noted.
66 LEVEL TRANSMITTER 8136 • 4 … 20 mA/HART - two-wire
11 Supplement
41783-EN-120316