Safety – WIKA T53 User Manual
Page 9
GB
11178648.04 03/2010 GB/D/F/E
WIKA Operating Instructions Temperature Transmitter T53
9
For an ambient temperature ≥ 60 °C, heat resistant cables shall be
used with a rating of at least 20 K above the ambient temperature.
2.3.2 Conditions for Model T53.10.0IS from EC-type
examination certificate KEMA 06ATEX148
I.S. approval:
KEMA 06ATEX0148
II 1 G
Ex ia IIC T4 ... T6 or
II 2 (1) G Ex ib [ia] IIC T4 ... T6
II 1 D
Ex iaD
Applicable in zone
0, 1, 20 or 21
I.S. data:
Signal output / supply (terminal 1 to 2):
Max. ambient temperature depends on the Po of the connected
barrier.
Sensor (terminal 3, 4, 5 and 6):
Uo : 5.7 VDC
Io : 8.4 mA
Po : 12 mW
Lo : 200 mH
Co : 40 µF
The effective internal capacitance and the effective internal
inductance of the Fieldbus input circuit are C
i
= 2 nF, L
i
= 1 μH
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