Integrated Transmitter Electronics (Option) - WIKA 712.15.100 Manual De Instrucciones

8.3 Integrated transmitter electronics (option)

Specifications
Supply voltage U
EN
Influence of supply voltage
Permissible residual ripple
Output signal
Permissible max. load R
Effect of load
Adjustability
Electrical zero point
Scale selection (option)
Linear error
Compensated temperature
range
Temperature coefficients in the compensated temperature range
Mean TC zero point
Mean TC span
Electrical connection
Electrical safety
Ingress protection
Safety-related maximum values for Ex version, model 892.44
Supply voltage U
Short-circuit current I
Power P
i
Internal capacitance C
Internal inductance L
1) Only possible within 30 seconds of connecting the voltage supply
Differential pressure gauge models 712.15.100, 732.15.100, optional for hazardous areas
28
Models 891.44 and 892.44 (Ex version)
Non-Ex version, model 891.44: DC 12 V < U
B
Ex version, model 892.44: DC 14 V < U
≤ 0.1 % of full scale/10 V
≤ 10 % ss
4 ... 20 mA, 2-wire
R ≤ (U
A
A
≤ 0.1 % of full scale
by bridging terminals 5 and 6 or with BCD switch option via key
4 scales selectable via BCD switch
≤ 1.0 % of span (terminal method)
-40 ... +80 °C
≤ 0.3 % of span/10 K
≤ 0.3 % of span/10 K
Cable socket PA 6, black
Per VDE 0110 insulation group C/250 V
Cable gland M20 x 1.5
Strain relief
6 screw terminals + PE for conductor cross-section 2.5 mm²
Protection against reverse polarity and overvoltage
IP65 per EN/IEC 60529
DC 14 ... 30 V
i
≤ 100 mA
i
≤ 720 mW
17.5 nF
i
negligible
i
- 12 V)/0.02 A with R
B A
≤ 30 V
B
≤ 30 V
B
in Ω and U in V, however max. 600 Ω
B
1)