Impulse SCMXRAIL1 - Manual (Page 4)

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SensorLex ™ 8B Isolated Analog Signal Conditioning Products 8B
SCMXPRT-001, SCMXPRE-001
Power Supplies
Description
The SCMXPRT-001 and SCMXPRE-001 encapsulated power supplies are
available in 120VAC or 220VAC input voltage ranges and provide 5VDC
outputs suitable for all 8B modules. They are designed to mount on the
SCMXRK-002 metal rack (see Figure 12). The supplies are UL-recognized.
Their compact size and low weight are ideal for high-density applications (see
Figure 7).
Figure 7: SCMXPRT-001/E-001 Physical Dimensions
Specifications
Input Voltage Range, 105-125VAC 210-250VAC
47Hz to 420Hz
Output Voltage 5VDC 5VDC
Output Current, +50°C 1A 1A
Operating Temp -20°C to +71°C -20°C to +71°C
Line Regulation ±0.05% ±0.05%
Load Regulation ±0.25% ±0.25%
Output Ripple, max 1mVrms 1mVrms
Weight 1.25 lbs (567g) 1.25 lbs (567g)
Module SCMXPRT-001 SCMXPRE-001
Supplies are UL recognized, File No. E45344.
8BPWR-2
Power Supply Module
Description
The 8BPWR-2 encapsulated power supply has a wide ranging 12-28VDC
input voltage range and provides 5VDC output suitable for all 8B modules. It
is designed to mount on the 8B backpanels. The compact size and low weight
are ideal for high-density applications (see Figure 6).
Figure 6: 8BPWR-2 Power Supply Module
Specifications
Input Voltage Range 12-28VDC
Overvoltage Protection None (provided on backpanel)
Reverse Voltage Protection None (provided on backpanel)
Output Voltage 5VDC ±1%
Output Voltage Temp. Coeff. ±200ppm/°C
Output Current, +85°C 2A
Output Current Limit 3A, Auto Recovery
Line Regulation ±0.20%
Load Regulation ±0.30%
Efficiency 85%
Output Ripple 50mVp-p
Mechanical Dimensions 1.11" x 1.65" x 0.40"
(h)(w)(d) (28.1mm x 41.9mm x 10.2mm)
Module 8BPWR-2
Typical at T
A
=+25°C and +24V power