IsoSplitter - Split One Analog Signal Into Two Isolated DC Outputs
- 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 belowfor product information
Literature and Links
API product brochure
Options & accessories
Regulatory Compliance page
UL Approvals
API product brochure
Options & accessories
Regulatory Compliance page
UL Approvals
Reference Info
Ground Loops
RFI/EMI
LoopTracker and Output Test
Sink vs Source
Applications
Split a 4-20mA RTD signal
Split a 4-20mA HVAC signal
Split a 4-20mA flowmeter signal
Split a 4-20mA pellet flowmeter signal
Drive three 4-20mA SCR signals
How to Order
- Select a model
- See data sheet for ordering info and options
- Note that options affect pricing
- Request a quote via chat or call us
- 2-5 day typical lead time + shipping time
- 5-10 day lead time for quantities of 5 or more + shipping time
- To place your order
- Call 800-942-0315 for credit card order
- Find your authorized representative
- Call us to find your local distributor
- Set up an account to use a purchase order
- Outside the USA?
Model
Input/Output
Features
Product
Thermocouple to Dual Thermocouple Splitter/Converter
Factory Configured
APD 41390 from $539
Open Datasheet
Download Datasheet
Specify T/C input type and range
Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, or P
Temperature range may be limited by the smallest ANSI range of the 3 T/C types you select
Upscale burnout (std), downscale burnout or last known value
Specify output types and ranges
Channel 1
Thermocouple output type
Channel 2
Thermocouple output type
Alarm options
Hi, Lo, latching, failsafe, reverse
Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, or P
Temperature range may be limited by the smallest ANSI range of the 3 T/C types you select
Upscale burnout (std), downscale burnout or last known value
Specify output types and ranges
Channel 1
Thermocouple output type
Channel 2
Thermocouple output type
Alarm options
Hi, Lo, latching, failsafe, reverse
- Split a thermocouple into 2 thermocouple outputs
- T/Cs can be the same, 2 different or 3 different types
- Retransmit or convert a thermocouple into 2 different thermocouples
- Front zero and span pots
- Input level LED
- Full I/O/power isolation
- Universal power 85-265 VAC, 60-300 VDC
- D option for 9-30 VDC, 10-32 VAC power
- Interfacing legacy equipment with a PLC
- Correcting thermocouple incompatibility issues
- Separate monitoring and recording functions with one thermocouple
APD 41390
Thermocouple to DC and Thermocouple Splitter/Converter
Factory Configured
APD 41391 from $539
Open Datasheet
Download Datasheet
Specify T/C input type and range
Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, or P
Temperature range may be limited by the smallest ANSI range of the 2 T/C types you select
Upscale burnout (std), downscale burnout or last known value
Specify output types and ranges
Channel 1
Process DC output: V or mA
Sink/source mA output
Channel 2
Thermocouple output type
Alarm options
Hi, Lo, latching, failsafe, reverse
Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, or P
Temperature range may be limited by the smallest ANSI range of the 2 T/C types you select
Upscale burnout (std), downscale burnout or last known value
Specify output types and ranges
Channel 1
Process DC output: V or mA
Sink/source mA output
Channel 2
Thermocouple output type
Alarm options
Hi, Lo, latching, failsafe, reverse
- Split a thermocouple into 2 different outputs
- Channel 1: DC process output
- Channel 2: retransmit or convert a thermocouple
- Front zero and span pots
- Input level LED
- Full I/O/power isolation
- Universal power 85-265 VAC, 60-300 VDC
- D option for 9-30 VDC, 10-32 VAC power
- Interfacing legacy equipment with a PLC
- Correcting thermocouple incompatibility issues
- Monitoring and recording functions with one thermocouple
APD 41391
Thermocouple to Dual DC Splitter/Transmitter
Factory Configured
APD 41393 from $539
Open Datasheet
Download Datasheet
Specify T/C input type and range
Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, or P
Specify DC output types and ranges
Channel 1
Process DC output: V or mA
Sink/source mA output
Channel 2
Process DC output: V or mA
Sink/source mA output
Alarm options
Hi, Lo, latching, failsafe, reverse
Thermocouple J, K, T, E, R, S, N, B, C, D, G, M, or P
Specify DC output types and ranges
Channel 1
Process DC output: V or mA
Sink/source mA output
Channel 2
Process DC output: V or mA
Sink/source mA output
Alarm options
Hi, Lo, latching, failsafe, reverse
- Split a thermocouple into 2 independent DC outputs
- Front zero and span pots
- Input level LED
- Full I/O/power isolation
- Universal power 85-265 VAC, 60-300 VDC
- D option for 9-30 VDC, 10-32 VAC power
- Interfacing legacy equipment with a PLC
- Correcting thermocouple incompatibility issues
- Monitoring and recording functions with one thermocouple
APD 41393
IsoSplitter® Signal Splitter
1 DC Input to 2 DC Outputs
Factory Configured
APD 4930 from $339
Open Datasheet
Download Datasheet
Open Features
Download Features
Specify input range
0-10 mVDC to 100 VDC
±50 mV to ±10 VDC
0-1 mADC to 0-50 mADC, 4-20 mADC
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
0-10 mVDC to 100 VDC
±50 mV to ±10 VDC
0-1 mADC to 0-50 mADC, 4-20 mADC
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
- Removable plugs
- Output LoopTracker LEDs
- Selectable sink/source mA input
- 15 V input loop power supplies
- Sourcing mA output (sinking optional)
- 20 V output loop power supplies
- Sinking mA outputs optional
- Output test/manual override terminals
- Full I/O/power isolation
- DIN rail mount
- 22.5 mm wide
- Universal power 85-265 VAC, 60-300 VDC
- D option for 9-30 VAC/VDC power
APD 4930 DC IsoSplitter
IsoSplitter® Signal Splitter
1 DC Input to 2 DC Outputs
Factory Configured
APD 4393 from $519
Open Datasheet
Download Datasheet
Specify input range
Factory Configured
0-10 mVDC to 100 VDC
±50 mV to ±10 VDC
0-1 mADC to 0-50 mADC, 4-20 mADC
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
Factory Configured
0-10 mVDC to 100 VDC
±50 mV to ±10 VDC
0-1 mADC to 0-50 mADC, 4-20 mADC
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
- Removable plugs
- I/O LoopTracker LEDs
- Selectable sink/source mA input
- 15 V input loop power supplies
- Selectable sink/source mA output
- 20 V output loop power supplies
- Output test button
- Full I/O/power isolation
- DIN rail mount
- 45 mm wide
- Universal power 85-265 VAC, 60-300 VDC
- D option for 9-30 VAC/VDC power
APD 4393 DC IsoSplitter
IsoSplitter
®
Signal Splitter
1 RTD Input to 2 DC Outputs
Factory Configured
APD 1393 from $539
Open Datasheet
Download Datasheet
Specify RTD type and temperature range
Factory configured
10 Ω to 2000 Ω RTD including
100 Ω 0.00385α
100 Ω 0.00391α,
10 Ω Cu
1000 Ω Ni-Fe
120 Ω Ni or special
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
Factory configured
10 Ω to 2000 Ω RTD including
100 Ω 0.00385α
100 Ω 0.00391α,
10 Ω Cu
1000 Ω Ni-Fe
120 Ω Ni or special
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
- One RTD input
- Two independent DC output channels
- I/O LoopTracker LEDs
- Selectable sink/source mA output
- 20 V output loop power supplies
- 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
APD 1393
IsoSplitter
®
Signal Splitter
1 Potentiometer Input to 2 DC Outputs
Factory Configured
APD 3393 from $539
Open Datasheet
Download Datasheet
Use any full range 100 Ω to 1 MΩ potentiometer
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
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 potentiometer input
- Two isolated DC output channels
- 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
APD 3393 Potentiometer IsoSplitter
IsoSplitter
®
Strain Gauge Amplifier/Signal Splitter
1 Strain Gauge Input to 2 Isolated DC Outputs
Factory Configured
APD 5393 from $539
Open Datasheet
Download Datasheet
Specify input range
Factory configured for one 350 Ω (or greater)
strain gauge, pressure transducer, pressure sensor, load cell, or bridge
Strain gauge mV range: 1 mV to 2000 mV
Specify mV/V or mV range
mV/V sensitivity X excitation voltage = total mV range
Specify excitation voltage
4 to 10 VDC excitation at 30 mA
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
Factory configured for one 350 Ω (or greater)
strain gauge, pressure transducer, pressure sensor, load cell, or bridge
Strain gauge mV range: 1 mV to 2000 mV
Specify mV/V or mV range
mV/V sensitivity X excitation voltage = total mV range
Specify excitation voltage
4 to 10 VDC excitation at 30 mA
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
- One strain gauge input
- Two independent DC output channels
- I/O LoopTracker LEDs
- Selectable sink/source mA output
- 20 V output loop power supplies
- 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
APD 5393 Strain Gauge IsoSplitter
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
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
APD 6393 AC IsoSplitter
IsoSplitter
®
Frequency Signal Splitter
1 Frequency Input to 2 DC Outputs
Factory Configured
APD 7393 from $539
Open Datasheet
Download Datasheet
Specify frequency range
Factory Configured
10-25 Hz to 0-20 kHz
100 mV to 150 VRMS amplitude
Sensor power supply available
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
Factory Configured
10-25 Hz to 0-20 kHz
100 mV to 150 VRMS amplitude
Sensor power supply available
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
- One frequency input
- Two isolated DC output channels
- I/O LoopTracker LEDs
- Selectable sink/source mA output
- 20 V output loop power supplies
- 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
APD 7393 Frequency IsoSplitter
4 Digit 4-20 mA Loop Powered Display
Field Rangeable
S315 $139
*stock item*
S315-IP66 $300
Open Datasheet
Download Datasheet
Open Installation Manual
Download Installation Manual
Click to see ALL Seneca products
Loop Powered Display
Input: 4-20 mA
Display: 4 digit red LED
Input: 4-20 mA
Display: 4 digit red LED
- 1/8 DIN panel mount or IP66 housing
- Scaleable 4 digit display
S315
