Electrical connection
28 TTF350
OI/TTF350-EN
5.5.2.4 Zone
2
Transmitter design: II 3G EEx nA II T6
Explosion-protection zone 2
Safety area
B
C
A00129
J
A
D
Fig. 16
A Sensor
B TTF350 transmitter
C
Power
supply
D HMI interface for LCD display
Ensure that in case of a disturbance the supply voltage cannot exceed 40% of the normal
voltage.