51
9 Supplement
WIKA Operating Instructions - Process pressure transmitter CPT-2x
External housing
Ʋ Housing
Plastic PBT (Polyester), 316L
Ʋ Socket, wall mounting plate
Plastic PBT (Polyester), 316L
Ʋ Seal between base and wall mounting
plate
EPDM (fixed connected)
Inspection window in housing cover
Polycarbonate, UL746-C listed (with Ex-d version: glass)
Seal between housing and housing lid
Silicone SI 850 R, NBR silicone-free, EPDM (coating-
compatible)
Ground terminal
316Ti/316L
Connection cable to the master sensor
PE, PUR
Weights
Total weight CPT-2x
approx. 0.8 … 8 kg (1.764 … 17.64 lbs), depending on
process fitting and housing
Torques
Max. torque for process fitting
Ʋ G½, G¾
30 Nm (22.13 lbf ft)
Ʋ Fittings according to 3A with ex-
changeable sealing
20 Nm (14.75 lbf ft)
Ʋ Hygienic fitting with compression nut
(hexagon)
40 Nm (29.50 lbf ft)
Ʋ G1, M30 x 1.5
50 Nm (36.88 lbf ft)
Ʋ G1 for PASVE
100 Nm (73.76 lbf ft)
Ʋ G1½
200 Nm (147.5 lbf ft)
Max. torque for screws
Ʋ PMC 1", PMC 1¼"
2 Nm (1.475 lbf ft)
Ʋ PMC 1½"
5 Nm (3.688 lbf ft)
Max. torque for NPT cable glands and Conduit tubes
Ʋ Plastic housing
10 Nm (7.376 lbf ft)
Ʋ Aluminium/Stainless steel housing
50 Nm (36.88 lbf ft)
Input variable
The specifications are only an overview and refer to the measuring cell. Limitations due to the
material and version of the process fitting as well as the selected pressure type are possible. The
specifications on the nameplate apply.
6)
Nominal measuring ranges and overload capability in bar/kPa
Nominal range
Overload capability
Maximum pressure
Minimum pressure
Gauge pressure
6)
Data on overload capability apply for reference temperature.
