AC Input Signal Conditioners, Converters, Isolators, Transmitters

lifetime warranty
  • Lifetime Warranty on API Modules
  • LoopTracker® I/O LEDs
  • Hot-Swappable Plug-In Design
  • Zero and Span Output Calibration
  • Push to Test Output
  • Full I/O/Power Isolation

Click on PDF links below
for product information

Literature and Links


API product brochure
Options & accessories
Cross reference
Regulatory Compliance page

UL Approvals

API modules USA
API modules Canada

APD modules USA
APD modules Canada

Transmitter Reference Info


Ground Loops
RFI/EMI
LoopTracker and Output Test
Sink vs Source

Applications


Monitor & display AC motor load
Monitor computer & process status
Monitor motor speed using current
Aircraft deicing
Heater Break Alarm
Monitor Mold Heaters
Railroad Crossing Current Monitor

How to Order

  1. Select a model
  2. See data sheet for ordering info and options
  3. Note that options affect pricing
  4. Request a quote via chat or call us
  5. 2 day to 4 week typical lead time (USA customers)
  6. To place your order
Model Input/Output Features Product

AC to DC Isolated Signal Conditioner


Factory Configured

API 6010 G  from $359

Open Datasheet
Download Datasheet
Specify input range
Factory configured
0-50 mVAC to 0-300 VAC
0-1 mAAC to 0-900 mAAC

Specify output range
Factory configured
0-1 V to 0-10 V
±1 V to ±10 V
0-1 mA to 0-20 mA, 4-20 mA
  • Replaces Action AP 6010
  • I/O LoopTracker LEDs
  • Full I/O/power isolation
  • Output test button
  • Uses API-008 8-pin socket
  • 115 VAC powered
  • A230 option for 230 VAC
  • P option: 85-265 VAC, 60-300 VDC power (+$60)
  • D option: 9-30 VDC power (+$60)


Api 6010G UL listed
API 6010 G

AC to DC Isolated Signal Conditioner


Factory Configured

APD 6010  from $389

Open Datasheet
Download Datasheet
Specify input range
True RMS
0-50 mVAC to 0-300 VAC
0-1 mAAC to 0-1000 mAAC

Specify output range
0-1 V to 0-10 V
±1 V, ±10 V
0-1 mA to 0-20 mA, 4-20 mA
  • I/O LoopTracker LEDs
  • Full I/O/power isolation
  • Output test button
  • Mount to 35 mm DIN rail
  • True RMS input measurement
  • Universal power 85-265 VAC, 60-300 VDC
  • D option for 9-30 VDC, 10-32 VAC power


APD 6010UL approved
APD 6010

AC to DC Isolated Current Measurement


Field Configurable

Z201-H  $179
Module power: 85-265 VAC/VDC

Z201  $179
Module power: 19-40 VDC, 19-28 VAC

Open Datasheet
Download Datasheet

Open Z201-H manual
Download Z201-H manual

Open Z201 manual
Download Z201 manual
Field selectable input ranges
0-5 Amps AC
0-10 Amps AC
Selectable via wiring terminal

Field selectable output ranges
0-1 V, 0-5 V, 0-10 V, 2-10 V
0-20 mA, 4-20 mA sink or source
  • Full I/O/power isolation
  • Selectable sink/source mA output
  • Mount to 35 mm DIN rail
  • Z201-H power: 85-265 VAC/VDC
  • Z201 power: 19-40 VDC, 19-28 VAC


Z201-HZ201CE approved
Seneca Z201-H and Z201

AC to DC Isolated Signal Conditioner


Field Selectable Minuteman Setup


APD 6380  from $429

Open Datasheet
Download Datasheet
Hundreds of input ranges
True RMS
0-40 mVAC to 0-300 VAC
0-4 mAAC to 0-200 mAAC
Open APD 6380 Ranges
Download APD 6380 Ranges
Email APD 6380 Ranges Link

18 output ranges
0-1 V to ±10 V
0-2 mA to 0-20 mA, 4-20 mA
  • Hundreds of I/O range combinations
  • True RMS for distorted waveforms
  • Removable plugs
  • I/O LoopTracker LEDs
  • Output test button
  • Full I/O/power isolation
  • Selectable sink/source mA output
  • 20 V output loop power supply
  • Universal power 85-265 VAC, 60-300 VDC
  • D option for 9-30 VDC, 10-32 VAC power

APD 6380UL approved
APD 6380

AC to DC Isolated Signal Conditioners


Field Selectable Minuteman Setup


API 6380 G  from $409

Open Datasheet
Download Datasheet
20 input ranges
Order S version for true RMS
0-50 mVAC to 0-250 VAC, 0-5 mAAC to 0-200 mAAC
0-5 mAAC to 0-200 mAAC

16 output ranges
0-1 V to ±10 V
0-2 mA to 0-20 mA, 4-20 mA
  • True RMS for distorted waveforms
  • I/O LoopTracker LEDs
  • Output test button
  • Full I/O/power isolation
  • Uses API-008 8-pin socket
  • 115 VAC powered
  • A230 option for 230 VAC
  • P option: 85-265 VAC, 60-300 VDC power (+$60)
  • D option: 9-30 VDC power (+$60)



Api 6380 G UL listed
API 6380 G, API 6380 G S

AC to DC Isolated Signal Conditioners
High Voltage AC Input


Field Selectable Minuteman Setup


API 6380 G HV  from $429

Open Datasheet
Download Datasheet
24 input ranges
0-50 mVAC to 0-600 VAC
0-5 mAAC to 0-200 mAAC
Like API 6380 G but with additional input ranges
0-300VAC, 0-400VAC, 0-500VAC, 0-600VAC

16 output ranges
0-1 V to ±10 V
0-2 mA to 0-20 mA, 4-20 mA
  • True RMS for distorted waveforms
  • I/O LoopTracker LEDs
  • Output test button
  • Full I/O/power isolation
  • Uses API-008 8-pin socket
  • 115 VAC powered
  • A230 option for 230 VAC
  • P option: 85-265 VAC, 60-300 VDC power (+$60)
  • D option: 9-30 VDC power (+$60)



Api 6380 G HV
API 6380 G HV, API 6380 G S HV

IsoSplitter® AC Signal Splitter
1 AC Input to 2 DC Outputs


Factory Configured

APD 6393  from $539

Open Datasheet
Download Datasheet
Specify mVAC, VAC or mAAC input range
True RMS
0-50 mVAC to 0-300 VAC
0-1 mAAC to 0-1000 mAAC
Input frequency: 40 Hz to 1000 Hz sinusoidal

Specify output range for each channel
2 independent output channels
0-1 V to 0-20 V
±1 V to ±10 V
0-1 mA to 0-25 mA, 4-20 mA
  • One AC input
  • Two isolated DC output channels
  • I/O LoopTracker LEDs
  • Selectable sink/source mA output
  • 20 V output loop power supply
  • Output test buttons
  • Full I/O/power isolation
  • Removable plugs
  • DIN rail mount
  • 45 mm wide
  • Universal power 85-265 VAC, 60-300 VDC
  • D for 9-30 VDC, 10-32 VAC power

AC input IsoSplitterUL approved
APD 6393 AC IsoSplitter

DuoPak® 2 Channel Isolated Signal Conditioners


Factory Configured

APD 2000 Series  from $569

Specify input range for each channel

APD 2016 Ch1: RTD Ch2: AC mV/V/mA
APD 2036 Ch1: Potentiometer Ch2: AC mV/V/mA
APD 2056 Ch1: Strain gauge Ch2: AC mV/V/mA
APD 2066 Ch1: AC mV/V/mA Ch2: AC mV/V/mA
APD 2067 Ch1: AC mV/V/mA Ch2: Frequency

Specify output range for each channel
2 independent channels
0-1 V to 0-20 V
±1 V to ±10 V
0-1 mA to 0-25 mA, 4-20 mA




  • Optional I/O reversal
  • Selectable sink/source mA output
  • 20 V output loop power supplies
  • I/O LoopTracker LEDs
  • Output test buttons
  • Full I/O/power isolation
  • Removable plugs
  • DIN rail mount
  • 45 mm wide
  • Universal power 85-265 VAC, 60-300 VDC
  • D for 9-30 VDC, 10-32 VAC power

DuoPakUL approved
APD 2000 Series AC

DuoPak® 2 Channel Isolated Signal Conditioners


Factory Configured

APD 2000 Series  from $569

Specify input range for each channel

APD 2016 Ch1: RTD Ch2: AC mV/V/mA
APD 2036 Ch1: Potentiometer Ch2: AC mV/V/mA
APD 2056 Ch1: Strain gauge Ch2: AC mV/V/mA
APD 2066 Ch1: AC mV/V/mA Ch2: AC mV/V/mA
APD 2067 Ch1: AC mV/V/mA Ch2: Frequency

Specify output range for each channel
2 independent channels
0-1 V to 0-20 V
±1 V to ±10 V
0-1 mA to 0-25 mA, 4-20 mA




  • Optional I/O reversal
  • Selectable sink/source mA output
  • 20 V output loop power supplies
  • I/O LoopTracker LEDs
  • Output test buttons
  • Full I/O/power isolation
  • Removable plugs
  • DIN rail mount
  • 45 mm wide
  • Universal power 85-265 VAC, 60-300 VDC
  • D for 9-30 VDC, 10-32 VAC power

DuoPakUL approved
APD 2000 Series AC

5 Amp or 10 Amp AC Current Sensors


Factory Configured

Z201-H  from $179

Z201-H module power: 85-265 VAC/VDC
Z201  from $179

Z201 module power: 19-40 VDC, 19-28 VAC
Open Datasheet
Download Datasheet

Open Z201-H manual
Download Z201-H manual

Open Z201 manual
Download Z201 manual
Field selectable input ranges
0-5 Amps AC to 0-10 Amps AC

Field selectable output ranges
0-1 V, 0-5 V, 0-10 V, 2-10 V
0-20 mA, 4-20 mA sink or source
  • Full I/O/power isolation
  • Mount to 35 mm DIN rail
  • Z201-H power: 85-265 VAC/VDC
  • Z201 power: 19-40 VDC, 19-28 VAC


Z201-HZ201CE approved
Seneca Z201