TRANSMITTER/TRANSDUCER
-6-
TRANSMITTER/TRANSDUCER
-6-
TRANSMITTER/TRANSDUCER
SU-DX
DIGITAL AMPLIFIER FOR STRAIN GORGE
Digital amplifier for strain gauge
Characteristics
Input: up to 4 strain gauge full bridges (350 ohms / summation)
Input sensitivity: 0,1...5 mV/V
Sensor supply: 5 VDC
TARE
IN - 11
SUPPLY
+24 V 10
mA
V
OUT
SUPPLY SUPPLY +
DMS
SHIELD
SIGNAL SIGNAL +
9
8
7
6
5
4
3
2
1
13
12
11
10
9
8
7
6
5
4
3
2
1
Analogue output: 4...20 mA / 0...10 V (standard version)
Voltage supply: 24 VDC +/-30%
Resolution: 12 / 14 / 15 / 16 bit
Combined error: 0,2% of end scale value
Degree of protection: IP 20
Taring: with external drive
Adjustment and output: RS232 interface
Enclosure: plastics
Mounting: top hat rail
-
+24 V 13
IN + 12
Technical data
Input
Output
Analogue:
2 outputs (programmable)
0...10 V and 4...20 mA (standard)
optionally 2...10 V or 0...20 mA
Current:
working resistance <500 Ohm
Voltage:
load resistor > 600 Ohm
Interface:
RS232
Sensor supply: 5 VDC 60 mA maximum
Adjustment
Interface:
RS232
Measuring rate: 10 ms....5 s (programmable)
Filter:
10 ms...5 s (programmable)
Active:
Passive:
DIGITAL AMPLIFIER FOR STRAIN GAUGE
Sensitivity:
Interface:
Tare
up to 4 strain gauge full bridges 350 ohms
(summation of signal)
0,1...5 mV/V (programmable)
RS232 (for programming)
drive with 24 VDC (externally)
drive with potential free relay point
(make contact)
Power supply
Voltage:
24 VDC, +/-30%
Power consumption: with options approx. 1,5 W
Residual ripple:
200 mV
Mechanics
Enclosure:
Dimension:
Mounting:
Colour:
Protection:
Weight:
Connection:
Accessories
Operating temperature:-10...+60°C
Storing temperature: -20...+70°C
Programming:
cable set with adaptor and software
-
Ambient conditions
plastics PA6
W38 x D76 x H74
top hat rail
black
degree IP 20
approx. 90 g
13-pole pin and socket connector
9-pole Sub-D socket
Accuracy
Resolution:
at measuring rate:
Combined error:
Temperature coeff.:
12 /14 /15 /16 bit (programmable)
128 / 32 / 16 / 8 per second
+/- 0,2% of end scale value
<50 ppm/K
Applications
Mounted in an adequate housing the digital measuring amplifier is suitable for nearly all applications. It
can be matched easily to the local conditions with the interface. As output is available a standard
signal and serial RS232 for the following processing.
DIGITAL AMPLIFIER FOR STRAIN GAUGE
Amplifier:
photo: www.pixelquelle.de
SU-DX-1
TRANSMITTER/TRANSDUCER
SU-DX
-6-
TRANSMITTER/TRANSDUCER
-6-
TRANSMITTER/TRANSDUCER
Ordering code, dimension, connection
DIGITAL AMPLIFIER FOR STRAIN GORGE
Ordering code
D
L
X
X
X
X
X
X
-
Input:
0,1...5 mV/V
Output:
4...20 mA / 0...10 V
Supply:
24 VDC
Enclosure:
plastics for top hat rail
Adjustment:
factory-configuration*
customized (please indicate)**
Other / accessories:
special model (please indicate)
Sub-D cable set with adaptor and software for programming
X
X
X
0
0
0
0
0
1
0
1
-
*factory-set: sensitivity: 3 mV/V / analogue output: 0...10 V and 4...20 mA / resolution: 16 bit / measuring rate: 5/s / filter: 1s /
tare: active (24 VDC)
**the possibilities of the technical data can be selected. In case of not given values the details of factory-set are used.
top view
+24 V 13
IN + 12
TARE
SUPPLY
OUT
IN - 11
+24 V 10
9
mA 8
V 7
6
5
SUPPLY -
SUPPLY + 4
DMS
SHIELD 3
2
1
SIGNAL SIGNAL +
13
12
11
10
9
8
7
6
5
4
3
2
1
front view
side view
74 83
76
74
76
38
38
Connection (example)
Programming
TARE
Windows PC
+24 V
IN -
IN +
+24 V
V
mA
SHIELD
SUPPLY +
SUPPLY -
SIGNAL +
SIGNAL -
SUPPLY
OUT
DMS
DIGITAL AMPLIFIER FOR STRAIN GAUGE
Dimensions (in mm)
Adapter
-
13
12
11
10
9
8
7
6
5
4
3
2
1
13
12
11
10
9
8
7
6
5
4
3
2
1
Strain gauge bridge
(eg shear force call)
Tare
SU-DX-2
potentialfree relay point
(option)
signal +
shield
supply -
external
24 VDC
(standard)
+
DIGITAL AMPLIFIER FOR STRAIN GAUGE
supply +
signal -
Power supply 24 VDC
reference potential (
Processing
voltage signal
(eg SPS)
current signal
)
+
Subject to change, version 38-565