WIKA IntelliTHERM TGT73, Руководство по эксплуатации

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EN
14347811.01 07/2019 EN/DE
WIKA operating instructions model TGT73 (Ex) 31
10.1 Electrical connection
Standard cable socket
Cable socket, fitted on the right-hand side of the case.
Material: PA 6, black
Per VDE 0110 insulation group C/250 V
Cable gland M20 x 1.5 (facing downwards) with strain relief
6 screw ter PE for conductor cross-section 1.5 mm²
Cable outlet
Cable length 2 m or 5 m, facing downwards and to the right
Material: PVC
Miniature connector
Miniature connector M8 x 1, 4-pin
10.2 Transmitter electronics for hazardous areas
Model 892.44
Output signal Variant 2: 4 ... 20 mA, 2-wire, for
hazardous areas
Supply voltage U
B
DC 14 ... 30 V
Influence of supply voltage ≤ 0.1 % of full scale/10 V
Permissible residual ripple of U
B
≤ 10 % ss
Permissible max. load R
A
R
A
≤ (U
B
- 12 V)/0.02 A with R
A
in Ohm
and U
B
in Volt, however max. 600 Ω
Effect of load ≤ 0.1 % of full scale
Impedance at voltage output 0.5 Ω
Long-term stability of electronics < 0.3 % of full scale per year
Electrical output signal ≤ 1 % of measuring span
Linear error ≤ 1 % of measuring span (terminal
method)
Resolution 0.13 % of full scale (10 bit resolution
at 360°)
Refresh rate (measuring rate) 600 ms
10. Specifications