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WIKA operating instructions pressure transmitter, model IS-3
EN
14243628.02 10/2018 EN/DE
3. Specifications
Maximum ambient and medium temperatures for safe operation, for flush process connections and medium
temperatures >105 °C [221 °F] (for ATEX/IECEx ignition protection type Ex i, CSA and FM)
The electrical connection for the pressure transmitter is taken from the model code on the product label (see chapter
2.4 “Labelling, safety markings”). The coding of the individual connector is taken from the following table (e.g. IS-3-*-
****-***-*******-*ZO5Z**-****).
The table is applicable when the following feature at position W in the model code is selected: C.
The minimum ambient and medium temperatures from the table “Ambient and medium temperatures of the respective
electrical connections for safe operation, for medium temperatures ≤ 105 °C [221 °F]” remain valid.
Linear interpolation between adjacent values within a temperature class is possible for temperature classes 3 and 4.
Temperature class
T3
T4
Max. medium temperature (°C)
150
135
130
110
105
Max. ambient temperature (°C)
Cable outlet IP68, FEP
(permanent use in the medium)
IS-3-*-****-***-*******-*ZDCB**-****
20
50
55
85
85
Circular connector M16 x 0.75
IS-3-*-****-***-*******-*TB4Z**-****
IS-3-*-****-***-*******-*ZB4Z**-****
Field case
Plastic cable gland
IS-3-*-****-***-*******-*TFAZ**-****
IS-3-*-****-***-*******-*TFBZ**-****
20
50
55
70
70
Circular connector 7/8-16 UNF
IS-3-*-****-***-*******-*ZM6Z**-****
PUR cable outlets
IS-3-*-****-***-*******-*TDPA**-****
IS-3-*-****-***-*******-*ZXPA**-****
IS-3-*-****-***-*******-*TXPA**-****
IS-3-*-****-***-*******-*Z5WA**-****
IS-3-*-****-***-*******-*ZDCA**-****
20
50
50
50
50