Bridge Amplifier, Selectable Configuration
DABx MP4M
Features
• S/G Bridge amplifier
• Selectable bridge configuration
• Limit switches with switching output
• Peak value
• Double-line display
• Voltage and current output
• Digital signal path
Electrical Data
Output signal
Resolution
Measuring accuracy
Supply voltage range
Current consumption
Bridge excitation
Bridge completion
resistors
Zero
reset active
Reset input
galvanically separated
Taring range
Reset pulse
Holding time
Reset/operate offset
Scanning rate
Frequency range (3 dB)
Display
refresh rate
Switching hysteresis
limit switches
Max. load
limit switches
Signal polarity
DABU
±10 V calibrated
load > 10 kΩ
< 0,035% FS
< 0,15% v.E.
DABI
4 - 20 mA
shunt < 500
Ω
< 0,07% FS
Mechanical Data
Control connection
Sensor connection
Shield connection
Enclosure material
13 pin terminal block
13 pin terminal block
2 pin terminal block
aluminum/plastic
15 - 33 VDC
< 120 mA
5 VDC
350
Ω
Environmental Conditions
Operating temp. range
0...+65 °C
-20...+80 °C
IP 40
Storage temperature
Protection class
< ±10 mV
< ±10
µA
active 5 - 33 VDC
inactive <1 VDC
±6 mV/V
< 1 ms
< 5 ms
< ±10 mV
> 1 ms
300 Hz
2/sec
< 0,5% FS
max. 50 mA
selectable
< ±15
µA
Order Code
DAB
MP4M-FC-
Gain
0.50
=0,50 mV/V= 0-10 V resp. 4-20 mA
0.75
=0,75 mV/V= 0-10 V resp. 4-20 mA
1.00
=1,00 mV/V= 0-10 V resp. 4-20 mA
1.25
=1,25 mV/V= 0-10 V resp. 4-20 mA
2.00
=2,00 mV/V= 0-10 V resp. 4-20 mA
Output signal
U
Voltage output ±10 V
I
Current output 4 - 20 mA
Delivery Contents
• Clamping clip for ground connection
6.12
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DABx MP4M
Dimensions (mm)
72,5
31
Supporting rail TS 35
(DIN EN 60715 TH35)
45,5
75,5
58
78
6
Electrical Connections
Pin assignment sensor side
Pin
1
2
3
4
5
1818
Pin assignment control side
Pin
1
2
3
4
Signal
+Vs
Vout1/Iout 1
GND
Vout2/Iout2
(peak value)
GND
switch S1
switch S2
Reset
GND
Comm_Logic
Mode_0
Mode_1
Error
Description
+supply voltage
output signal
-supply voltage
analog output
signal reference
output 1
output 2
Taring of output signal
signal reference
logical reference
mode 0
mode 1
output
Signal
+E
+E
+E'
n.c.
n.c.
+S
-S
n.c.
-E'
-E'
-E
-E
Shield
Description
+bridge excitation
+bridge excitation
bridge to completion resistor
6
+ signal input
– signal input
bridge to completion resistor
bridge to completion resistor
– bridge excitation
– bridge excitation
5
6
7
8
9
10
11
12
13
7
8
9
10
11
12
13
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6.13
Bridge Amplifier, Selectable Configuration
DABx MP4M
Electrical Connections
1 +Vs
3,5,9 GND
DAC
12bit
2 Vout/Iout (Signal)
4 Vout 2/Iout 2 (Peak)
E+ 1,2
E+
'
3
S+ 6
S- 7
E-
'
9
E -
'
10
E- 11,12
+5V
12bit
A
D
LCD
uP
DAC
12bit
+Vs
+5V
D-Pot
13 Error
7 Switch 2
6 Switch 1
3
8 Reset
11 Mode_0
Shield 13
Error LED LED1 LED2
red/green green green
12 Mode_1
10 Com_Logic
Shield
Shield
S/G Bridge
2 x 1/4-bridge (diagonal)
half bridge
full bridge
sensor side
E+
E+
E+'
1
2
3
control side
sensor side
E+
E+
1
2
control side
sensor side
E+
1
control side
E+' 3
S-
S+
7
6
S+
S-
6
S+
7
S-
E-'
E-
E-
6
7
E-
E-' 10
E-
E-
11
12
9
11
12
12
8.14
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DABx MP4M
Reset Function
Peak
V/I
OUT
Signal
t
U
Reset
V/I
OUT
Reset
t
1
t
2
Output signal resp. peak signal
Reset input (active high)
Reset pulse (> 1 ms)
Reset holding time
after Reset-Pulse (< 5 ms)
Measure
t
1
t
2
t
6
Control Element
DIP-switch 1
LED 3
DIP-switch 2
LED 1 + 2
switch
display
connector 2
connector 3
connector 1
DIP-Switch 1
Connector 1
LED 3
LED 1 + 2
DIP-Switch 2
Switch
Connector 3
Connector 2
Display
Selection of display
Connection sensor side
Error display
Limit value (active/inactive)
Reset (active/inactive); signal polarity
For limit value adjustment
Shield connection
Control side connection
Double-line LC-display with
back ground lighting
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6.15
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