Electronics field wiring - upper terminal block, switches, ground
lug - Type 2 CPU Module
Figure 3-3:
A. Conduit wiring entry (four entries)
B. Switches:
1. Port A
2. DHCP
3. WRITE PROT.
C. Upper terminal block
a. FODO Group 2
• FODO2
• GND2
• FODO3
b. Analog Out (Current 4-20mA)
• AO2+
• AO2 -
c. Analog In
• Analog In (AI1)
• Analog Input 1 (Temperature)
• TT+
• TT -
• Analog In (AI2)
• Analog Input 2 (Pressure)
• PT+
• PT -
D. Ground lug
Electrical installation
50 Gas Ultrasonic Flow Meter