Flameproof Protection Zone 1; Flameproof Protection Zone 0 - ABB TTF300 Inbetriebnahmeanleitung

Electrical connections
4.5.8

Flameproof protection Zone 1

Housing design: ATEX II 2G EEx d IIC T6
Transmitter design: No ignition protection
Fig. 17
A Sensor
B TTF300 transmitter in Ex d housing
C Power supply
To achieve the flameproof protection, proper mounting of a specially certified cable gland that
complies with the standards and relevant Ex designation on the cover sheet of the PTB 99
ATEX 1144 certificate is required
28 - EN
Explosion-protection zone 1
J
A
E
D
B
D Fuse, 32 mA
E Interface for LC display
TTF300
Safety area
C
A00132
CI/TTF300-X1