14503941.01 11/2021 EN/DE/FR/ES
14
WIKA operating instructions models TR10-0, TC10-0 (FM, CSA)
EN
■
Neither repairs nor structural modifications are permitted, and any would void the
guarantee and the respective certification.
■
The manufacturer shall not be responsible for constructional modifications after delivery
of the instruments.
7. Safety-related instructions
7.1 Marking
Design
CSA
FM
Class/Division
Zone
Class/Division
Without flame path
with thermowell
(minimum wall
thickness 1 mm)
Class I, division 1, groups
B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
CAN zones FP: Ex d IIC Gb T6/
T5/T4
Class I, division 1,
groups B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
USA zones FP: Class I, zone 1,
AEx d IIC Gb T6/T5/T4
With flame path
with protection tube
(minimum wall
thickness 1 mm)
Class I, division 1, groups
B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
CAN zones FP: Ex d IIB+H2 Gb
T6/T5/T4
Class I, division 1,
groups B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
USA zones FP: Class I, zone 1,
AEx d IIB+H2 Gb T6/T5/T4
With flame path
without thermowell
Class I, division 1, groups
B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
CAN zones FP: Ex d IIB+H2 Gb
T6/T5/T4
Class I, division 1,
groups B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
USA zones FP: Class I, zone 1,
AEx d IIB+H2 Gb T6/T5/T4
Welded bushing
Class I, division 1, groups
B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
CAN zones FP: Ex d IIC Gb T6/
T5/T4
Class I, division 1,
groups B, C, D
Class II, groups E, F, G
Class III
Enclosure type 4 or 4X
USA zones FP: Class I, zone 1,
AEx d IIC Gb T6/T5/T4
Electrical parameters
Maximum DC 30 V, 20 mA
6. Information on mounting ... / 7. Safety-related instructions