5
.
Specifications
:
5.1
S
pecifications
Analog
input:
DC 4
-
20mA
Input range
±0
.
05
%
F.S. ±2 digit
Deviation range
Display
screen
：
Format
LCD white backlit
5
digits
Instantaneous flow digits
10
digits
Integrated flow digits
Relay contact status, RS
-
485 communication status
Pulse output,Analog output percentage
Input signal status, Unit display, Error message
Status symbol
Analog output:
Output range
DC4
-
20mA
isolated
Corresponding value
Instantaneous flow
Maximum load
≦
350
Ω
Deviation
range
±
0
.
1
%
R
.
O
.
Communication
：
Interface
RS485
Protocol
MODBUS , RTU format
Baud
rate
2
4
00 ~ 1
92
00
programmable
Address
1 ~ 1
99
programmable
Data
formal
N,8,1
/
N,8,2 O,8,1 E,8,1
/
/
Parallel
connection
32
meters
programmable
Pulse
output
:
Output
genre
Open Collector
(
O.C.
)
Corresponding value
Integrated flow
Setting range
0
.
001
-
999999
Pulse
width
0
.
001
-
9
.
999
sec.
Relay contacts output:
Output
genre
A contact (N.O.)
Corresponding value
Instantaneous flow high/low alarm or error alarm
Setting range
0
-
999999
Contact load
AC240V
5A
DC24V
5A
Maximum load
DC30V
30mA
Auxiliary
power
supply
Output voltage
DC5V, DC12V, DC24V
(
option
)
Max. current
30mA
Power
supply
：
Auxiliary
power
supply
AC
/
DC85
-
265V
Frequency
Range
45
-
70Hz
Power
consumption
≦
15VA
(
All modules
)
Permissible module quantity
：
At most 4 sets
DC analog output module
2 sets
(
B
、
C
)
Rs485
module quantity
1 set
(
A
)
Pulse and relay contacts module
1 set
(
D
)
