4 Assembly
and
Installation
Page 46 of 78
Operating Instructions
enCore FC1
4.4.12 Gas Meter (Turbine):
Encoder Index, 2 LF/HF Sensors (EEx i) via ExMFE5 Board
Hazardous
Area
Safe Area
FC1 device
Turbine:
Encoder and 2
LF / HF sensor
SH
Z3-
Z3+
Z2-
Z2+
Z1-
Z1+
ExMFE5 board
Figure 4-18
4.4.13 Gas Meter (Turbine):
Encoder Index, 2 LF/HF Sensors (EEx i) via MFE7 Board
Hazardous
Area
Safe Area
FC1 device
Isolated Pulse
Amplifier
(active output)
Turbine:
Encoder and 2
LF / HF sensor
SH
GND
D3+
D2+
D1+
MFE7 board
24V
0V
Figure 4-19