Micronics UF AV5500, User Manual, Page: 43 / 65

Page 43
UF AV5500 Area-Velocity Flow Meter
MODBUS® COMMUNICATION
MODBUS® serial interface connections are made at the RS485 card’s terminal block if your UF
AV5500 was ordered with this card, or if one was added after installation. Card location:
SERIAL COMMUNICATION
AC
L N
NO
C
NC
NO
C
NC
–
+
4-20mA
RLY2
RLY1
AC
GND
N
C
C N
O
N
C
C N
O
N
C
C N
O
N
C
C N
O
RLY3 RLY4 RLY5 RLY6
EXTRA RELAYS OPTION
POWER
INPUT
HEATER OPTION
RS-485
Output
+ G
SENSOR
GND
SENSOR
R
C
V
R
G
N
D
G
N
D
T
M
T
R