ABB Endura APA592 Operating Instruction page 39

Endura APA592
pH / Redox (ORP) transmitter
Type n (Non-sparking) – ATEX/IEC Ex
II 3 G Ex nA IIC T4
II 3 D Ex tD A22 IP66 T135 ºC, –20 ºCT
Fig. 4.12 Type n (Non-sparking) – ATEX/IECEx
Non-Incendive (Using Non-incendive Field Wiring) – FM and CSA
Entity parameters are specified in Appendix B, installation drawing P0909
FM Class I, Div. 2, Groups A, B, C, D
Class II/III, Div. 2, Group F, G; T4
Ta = 60ºC
Fig. 4.13 Non-Incendive (using non-incendive field wiring) – FM and CSA
OI/APA592–EN Rev. E
60 ºC
amb
Hazardous Area
Sensor
Hazardous Area /
Div. 2
Sensor
Transmitter
Hazardous Area
Transmitter
CSA Class I, Div. 2, Groups A, B, C, D
Class II, Div. 2, Groups F, G
Class III, Div. 2; T4
Associated apparatus
providing energy limited [nL]
or intrinsically safe
[ia] or [ib] outputs
4 Electrical Installation
Safety Area
Power Supply
Safety Area
37