Series M22/M23/M24 Instruction Manual
Chapter 2 Installation
M-000-00010
2-37
Option 2
Option 1
1
2
3
4
5
1
2
3
4
5
Ext. 4-20 mA
Input Device
+ 24 VDC OUT
- 24 VDC OUT
AC units only. Meter
provided DC power.
Figure 2-46. External 4-20 mA Input Wiring - AC Powered Meter
Follow the above diagram to wire the external 4-20 mA input into the
flow meter using power from the 24 VDC output of an AC powered me-
ter.
Optional External 4-20 mA Input and RTD Wiring
Loop Power
LOOP
POWER
+
-
FREQ
OUT
PULSE
OUT
-
- +
+
OPTIONAL
BACKLIGHT
POWER
+ -
3
1 2
4 5
OPTION 2
Power
External
+
-
Ext. 4-20 mA
Input Device
R = 1000 ohm
Red
Black
Figure 2-47. External 4-20 mA Input and RTD Wiring
–
Loop Power
Summary of Contents for Pro-T
Page 10: ...Table of Contents Series M22 M23 M24 Instruction Manual 0 10 M 000 00010...
Page 20: ...Chapter 1 Introduction Series M22 M23 M24 Instruction Manual 1 10 M 000 00010...
Page 60: ...Chapter 2 Installation Series M22 M23 M24 Instruction Manual 2 40 M 000 00010...
Page 126: ...Chapter 5 Troubleshooting Repair Series M22 M23 M24 Instruction Manual 5 16 M 000 00010...
Page 140: ...Appendix B Approvals Series M22 M23 M24 Instruction Manual B 4 M 000 00010...
Page 150: ...Appendix D Glossary Series M22 M23 M24 Instruction Manual D 4 M 000 00010...
