WIKA AC-1 - Manual (Page 13)

13 WIKA operating instructions pressure transmitter model AC-1
14026285.01 11/2012 GB/D/F/E
GB
3.6 Operating conditions
Ingress protection (per IEC 60529)
The ingress protection depends on the type of electrical connection.
■ Circular connector M12 x 1: IP 67
■ Metri-Pack series 150: IP 67
■ Cable outlet: IP 69K
The stated ingress protection only applies when plugged in using mating connectors that have the
appropriate ingress protection.
Temperatures
■ Medium: -40 ... +100 °C -40 ... +212 °F
■ Ambient: -25 ... +85 °C -13 ... +185 °F
■ Storage: -25 ... +85 °C -13 ... +185 °F
Resistance
The pressure transmitter is resistant to the refrigerants R12, R22, R134a, R404a, R407c, R410a, R502,
R507.
Resistance to further refrigerants on request.
3.7 Electrical connections
Short-circuit resistance
S
+
vs. 0V
Reverse polarity protection
U
B
vs. 0V
3. Specifications