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Signal Conditioners, Signal Isolators, Process Transmitters
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API modules Cecomp Gauges API-Camille Bauer APCS RheinTacho
DC Input Signal Splitters
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IsoSplitter® DC to DC Signal Splitters
Click on model numbers below for data sheet and application information
LoopTracker® LEDs
Output Test
Lifetime Warranty
Reference Info
Ground Loops
RFI/EMI
Sink - Source
Model Input Output Features
API 4393 DIN
IsoSplitter DC-DC Signal Isolator-Splitter
Sink-Source-Source
Specify Input Range
Factory Configured
0-50mVDC to ±10VDC
0-1mADC to
0-20mADC,
4-20mADC
Current Inputs are Sinking
Others available
Specify Output Ranges
Factory Configured
2 Independent Channels
0-50mVDC to ±10VDC
0-1mADC to
0-20mADC,
4-20mADC
Current Outputs use 15V Source for each Channel
Others available
  • Removable Plugs
  • I/O Loop Tracker LEDs
  • Output Test Button
  • Full I/O/Power Isolation
  • DIN Rail or Surface Mount
  • 55 mm Wide
  • 115 VAC Powered
  • A230 option for 230 VAC Power
  • D option for 9-30 VDC Power (+$60)
Api 4393 DIN
API 4393 DIN EX1
IsoSplitter 4-20 mA Signal Isolator-Splitter
Sink-Sink-Source
Factory Configured
One 4-20 mA Sinking Input
Factory Configured
2 Independent Channels
Ch.1: 4-20 mA, Current Sinking
Ch.2: Specify Output Range
  • Removable Plugs
  • I/O Loop Tracker LEDs
  • Output Test Button
  • Full I/O/Power Isolation
  • DIN Rail or Surface Mount
  • 55 mm Wide
  • 115 VAC Powered
  • A230 option for 230 VAC Power
  • D option for 9-30 VDC Power (+$60)
new product
Api 4393 DIN EX1
API 4393 DIN EX2
IsoSplitter 4-20 mA Signal Isolator-Splitter
Sink-Source-Sink
Factory Configured
One 4-20 mA Sinking Input
Factory Configured
2 Independent Channels
Ch.1: 4-20 mA, 15 V Source
Ch.2: 4-20 mA, Current Sinking
API 4393 DIN EX3
IsoSplitter 4-20 mA
Signal Isolator-Splitter
Sink-Sink-Sink
Factory Configured
One 4-20 mA Sinking Input
Factory Configured
2 Independent Channels
Ch.1: 4-20 mA, Current Sinking
Ch.2: 4-20 mA, Current Sinking
API 4393 DIN L1
IsoSplitter 4-20 mA Signal Isolator-Splitter
Source-Source-Source
Factory Configured
One 4-20 mA Input
15 V Source
Factory Configured
2 Independent Channels
Ch.1: Specify Output Range
Ch.2: Specify Output Range
  • Removable Plugs
  • I/O Loop Tracker LEDs
  • Output Test Button
  • Full I/O/Power Isolation
  • DIN Rail or Surface Mount
  • 115 VAC Powered
  • A230 option for 230 VAC Power
  • D option for 9-30 VDC Power (+$60)
new product
Api 4393 DIN L1
API 4393 DIN  L1 EX1
IsoSplitter 4-20 mA
Signal Isolator-Splitter
Source-Sink-Source
Factory Configured
One 4-20 mA Input
15 V Source
Factory Configured
2 Independent Channels
Ch.1: 4-20 mA, Current Sinking
Ch.2: Specify Output Range
API 4393 DIN L1 EX2
IsoSplitter 4-20 mA Signal Isolator-Splitter
Source-Source-Sink
Factory Configured
One 4-20 mA Input
15 V Source
Factory Configured
2 Independent Channels
Ch.1: Specify Output Range
Ch.2: 4-20 mA, Current Sinking
API 4393 DIN L1 EX3
IsoSplitter 4-20 mA  Signal Isolator-Splitter
Source-Sink-Sink
Factory Configured
One 4-20 mA Input
15 V Source
Factory Configured
2 Independent Channels
Ch.1: 4-20 mA, Current Sinking
Ch.2: 4-20 mA, Current Sinking
Phone:  800-942-0315 or 847-918-3510 Fax:  800-949-7502 or 847-968-4891
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