C.2
WIRING DIAGRAM
Page 26
Manual DAS 72.1
T
T
T
Inp.2
0
T
Inp.1
Load cell
connections
4-20mA
analogue
output
Power supply
12-25 V DC
+ 0
+ 0
Input 1
(Functions as
Zero button,
Tare off, Set zero,
see description)
Relaisausgang 2 aktiv
0
Net
Digital Amp Setpoint
DAS 72.1
+ +
+
+
+
+ +
0-20mA
-
-
-
-
-
0
0
Exc Sen Inp Inp Sen Exc
Rx Rx Tx Tx
Load cell 5Vdc
80mA
Isolated
Logic Outputs
Isolated
Logic Inputs
Isolated
Power 11 -25Vdc
RS422/485
CL out
SET UP
1.Zero
1.0/allow>0<
2.Calibrate
3.Set mV/V
2.Span
1.Set cal. ´n´
2.Calibrate
3.Set mV/V
4.Disp.mV/V
3.Display
1.o/u limits´n´
2.Step * ´n´
3.Dec.point
4.Logic stats
4.Filter
1.f
Hz
2.Algorithm
3.Update rate
4.
cut
Motion´n´
5.CLout
1.4mA=´n´
2.20mA=´n´
3.Base
4.Test I mA
6.Input 1/2/3
1.Assign key
2.
3.
4.Test
7.Outp. 1/2/3
1.SPoint ´n´
2.Hyst. ´n´
3.Base
4.Test
±
8.Datacom.
1.Baud rate
2.422/485
3.Address
4.Auto trnsm.
T
T
T
0
T
Inp.1
Inp.2
1
2
3
4
5
6
7
8
9 10 11 12 13
14
27
26
15 16 17
23 24 25
18 19 20 21 22
1
2
3
com
1
2
3
com
Mark III
Io Gnd
Logic input 1
2
3
1
2
3
Logic output
Depress
To
Change
RS422/485
COM port
Logic
outputs
Logic
inputs
Output 2
(Funktions as
Tare button,
Display net mode,
see description)
-
S
IGNAL
SHIELD
-
EXCIT
A
TION
-
SENSE
+
EXCIT
A
TION
+
SENSE
+
S
IGNAL
Logic
input
1
(+)
Logic
input
2
(+)
Logic
input
3
(+)
Commmon
Receive
+
Receive
-
T
ransmit
+
T
ransmit
-
Ground
+ Excitation
+ Signal
– Excitation
– Signal
Shield
(green)
(white)
(black)
(red)
(yellow)
Flintec load cell; 4-wire
+ Excitation
+ Signal
– Excitation
– Signal
Shield
(green)
(white)
(black)
(red)
(yellow)
+ Sense
(blue)
– Sense
(brown)
Flintec load cell; 6-wire
Attention:
For load cells with 4-wire connection “Exc +” / “Sen +” and “Exc -” / “Sen -” should be shortened.
