WIKA T15 - Page 29

EN
14139245.01 12/2015 EN/DE
WIKA operating instructions model T15 29
Models T15.x-AI
The intrinsically safe sensor circuit (optional 2-wire, 3-wire or 4-wire configuration) for both
versions is intended for the supply of equipment in areas with 1G or 1D requirements.
The version T15.H-AI is designed for installation in cases or connection heads in areas
with 1G, 2G or 1D, 2D requirements.
The version T15.R-AI is intended for installation in a case which guarantees at least
ingress protection IP20 (2G application or installation outside the hazardous area) or IP6X
(2D application).
Ambient temperature range
Application Ambient temperature range Temperature class Power P
i
Group II -40 °C ≤ T
a
≤ +85 °C T4 800 mW
-40 °C ≤ T
a
≤ +70 °C T5 800 mW
-40 °C ≤ T
a
≤ +55 °C T6 800 mW
Group IIIC -40 °C ≤ T
a
≤ +40 °C N / A 750 mW
-40 °C ≤ T
a
≤ +75 °C N / A 650 mW
-40 °C ≤ T
a
≤ +100 °C N / A 550 mW
N / A = not applicable
10. Specifications