12
WIKA operating instructions, models F2301, F23C1, F23S1, F2303, F2304
ADPR1X914096.01 06/2020 EN/DE
EN
3.8 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.
▶
Observe the information given in the applicable type examination certi-
ficate and the relevant country-specific regulations for installation and
use in hazardous areas (e.g. IEC 60079-14, NEC, CEC).
It applies to ATEX instruments with classification: EN 60079-0:2012 /
EN 60079-11:2012 (Ex ib).
Ex II 2G Ex ib IIC T4 Gb
-25 °C < T
amb
< +85 °C
Ex II 2G Ex ib IIC T3 Gb
-25 °C < T
amb
< +100 °C
Ex I M2 Ex ib I Mb
-25 °C < T
amb
< +85 °C
Ex II 2G Ex ib IIC T4 Gb
-40 °C < T
amb
< +85 °C
I M2 Ex ib I Mb
(only available with cable connection)
Check whether the classification is suitable for the application. Observe the relevant
national regulations.
Certification body 0158
Type examination certificate IECEx BVS08.0028X / BVS 08 ATEX E 075 X
The normal installation instructions of the operating instructions shall apply.
Special conditions for safe use
The tension/compression force transducers are suitable for use in the following ambient
temperature ranges:
Model
Temperature class
Ambient temperature range
F*3C*.****.12*************
T4
T3
-25 °C to +85 °C
-25 °C to +100 °C
F*3C*.****.14*************
Group I
-25 °C to +85 °C
F*3C*.****.15*************
T4
-25 °C to +85 °C
F*3C*.****.16*************
T4
T3
-40 °C to +85 °C
-40 °C to +100 °C
F*3C*.****.17*************
T4
T3
-45 °C to +85 °C
-45 °C to +100 °C
F*3C*.****.21*************
T4 and group I
-40 °C to +85 °C
3. Safety