User guide

DIN R AIL A MPLIFIER , MWI-13262 U LTRA S ERIES MAN-13262 U LTRA R EV BA
1.2 G ENERAL S PECIFICATIONS
Item Specification Comments
Input Supply
Power Supply Requirements 24 VDC @ 160 milliAmps Basic Non-Isolated Amplifier
Power Supply Limits 20 to 28 VDC Basic Non-Isolated Amplifier
Load Cell (Transducer)
Transducer Excitation (Vexc) 5.0 or 10.0 VDC Shipped with V EXC. Set at 5.0 VDC.
100milliAmp maximum.
Switchable to 10 VDC with internal
switch.
Transducer Resistance Range 100 to 1000 Ohms Do not exceed maximum excitation
current.
Transducer Gage Types Semi-Conductor (20-100 mV/V) or
Foil (2-3 mV/V)
Gain switches configure each input
gain from 5 to 620 as needed, to
amplify transducer voltage.
Amplifier
Input Impedance 10K (Line-Line) Nominal Inputs may be used single ended or
together as a differential pair
Selectable Gains, IA stage 8, 30, 120, 500 Gains switched by referring to section
2.5 in this document.
Calibration Range, summing
stage
Min. 0.9 - Max. 9 Multi-turn Gain adjustment provided.
Zero Range +/- Full Scale Output Coarse adjustments for each channel
provided. Fine adjustment affects
sum.
Nominal Input Signal Levels 0-500 milliVolts
0-20 milliVolts
Each semi-conductor load cell
Each foil-gage load cell
Pulse Response 10-90% Stop,
0-10V and 4-20 mA
300 milliseconds for undamped
signals
Amplifier Output Signal +/-10 VDC @ 2 mA
4-20 mA current loop
0-2 VDC @ 2 mA
+/- 1milliAmp
+/-10 is undamped signal
Current loop undamp
+/- 2VDC signal (or 1mA) has switch
selectable damping (0.3 or 3.7 Hz)
1.3 P HYSICAL S PECIFICATIONS
Item Specification Comments
Enclosure Type
DIN Rail mountable with main user
adjustments accessible from front
surface. Snap-on cover to access
configuration switches and setup
potentiometers.
Phoenix EG type ABS enclosure. Color green.
Enclosure Size
Base: 45 mm wide by 75 mm high
Depth: 105 mm
1.8 inches (width) by 3.0 inches (height)
4.2 inches (depth)
Weight – Basic Amplifier 170 Grams 6 ounces
Terminals
Two removable plugs of eight
terminals each, keyed to avoid mis-
plugging
Screw type terminals, will accept up to one 12
AWG or equivalent.
Phoenix “Combicon” type.
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