EN
14170746.05 03/2022 EN/DE/FR/ES
WIKA additional information model TR21 (Ex i)
4
1. Ex marking
DANGER!
Danger to life due to loss of explosion protection
Non-observance of these instructions and their contents may result in the
loss of explosion protection.
▶
Observe the safety instructions in this chapter and further explosion
instructions in these operating instructions.
▶
Follow the requirements of the ATEX directive.
▶
Observe the information given in the applicable type examination
certificate and the relevant regulations for installation and use in
hazardous areas (e.g. IEC 60079-11, IEC 60079-10 and IEC 60079-14).
Check whether the classification is suitable for the application. Observe the relevant
national regulations.
ATEX
IECEx
II 1G
Ex ia IIC T1 ... T6 Ga
II 1/2G Ex ia IIC T1 ... T6 Ga/Gb
II 2G
Ex ia IIC T1 ... T6 Gb
II 1D
Ex ia IIIC T135 °C Da
II 1/2D Ex ia IIIC T135 °C Da/Db
II 2D
Ex ia IIIC T135 °C Db
Supplementary documentation:
▶
This additional information for hazardous areas applies in conjunction with the operating
instructions “Miniature resistance thermometers for sanitary applications, model TR21”
(article number 14006814).
1. Ex marking
Содержание TR21-A
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