Thermistor Transmitters
- 6 Year Warranty on API Modules
- LoopTracker ® LEDs
- Hot-Swappable Plug-In Design
- Zero and Span Transmitter Output Calibration
- Push to Test Output
- Full I/O/Power Isolation
Product brochure
Options & accessories
Regulatory compliance
Click on PDF links below
for product information
Reference Info
Sink or Source
LoopTracker and Output Test
Signal Conditioner Terminology
Industry Terminology
RFI & EMI
Ohm's Law
What is a Ground Loop?
Applications
Dam Bubbler
Sink or Source
LoopTracker and Output Test
Signal Conditioner Terminology
Industry Terminology
RFI & EMI
Ohm's Law
What is a Ground Loop?
Applications
Dam Bubbler
How to select your product
- Open pdf datasheet for your model
- Select model, range, units, options, accessories
- Contact us if you need assistance
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Model
Input/Output
Features
Product
RTD or Thermistor Input Alarm Trips
Factory Configured
APD 1401 from $379
APD 1421 from $399
Open Datasheet
Download Datasheet
RTD: specify type, 2, 3 or 4 wire, and temperature range
Factory configured
10 Ω to 2000 Ω RTD including
100 Ω: 0.00385α, 0.003916α, 0.00392α,
10 Ω Cu, 1000 Ω Ni-Fe,
120 Ω Ni or Special
Thermistor: specify type and temperature range.
For other sensor types provide temperature-resistance chart.
Factory configured
44004/44033 2.252 kΩ at 25°C
44005/44030 3.000 kΩ at 25°C
44007/44034 5.000 kΩ at 25°C
44006/44031 10.00 kΩ at 25°C
44008/44032 30.00 kΩ at 25°C
YSI 400 2.252 kΩ at 25°C
Spectrum 1003k 1 kΩ
APD 1401 Single Alarm Trip
Dual DPST contact sets
Standard: HI alarm, non-latching, normal acting
APD 1421 Dual Alarm Trip
Two DPST contact sets
Standard: HI/LO alarms, normal acting,
two set/reset adjustments, non-latching
See data sheet for alarm options
Factory configured
10 Ω to 2000 Ω RTD including
100 Ω: 0.00385α, 0.003916α, 0.00392α,
10 Ω Cu, 1000 Ω Ni-Fe,
120 Ω Ni or Special
Thermistor: specify type and temperature range.
For other sensor types provide temperature-resistance chart.
Factory configured
44004/44033 2.252 kΩ at 25°C
44005/44030 3.000 kΩ at 25°C
44007/44034 5.000 kΩ at 25°C
44006/44031 10.00 kΩ at 25°C
44008/44032 30.00 kΩ at 25°C
YSI 400 2.252 kΩ at 25°C
Spectrum 1003k 1 kΩ
APD 1401 Single Alarm Trip
Dual DPST contact sets
Standard: HI alarm, non-latching, normal acting
APD 1421 Dual Alarm Trip
Two DPST contact sets
Standard: HI/LO alarms, normal acting,
two set/reset adjustments, non-latching
See data sheet for alarm options
-
New microprocessor-based version
- Complete RTD or thermistor selection
- Microprocessor controlled input linearization
- More burnout options
- Improved setpoint/reset point control
- 2-, 3-, or 4-wire RTD
- Lead wire compensation for 3-, or 4-wire
- User adjustable set and reset point(s)
- 8 Amp contacts
- Removable plugs for easier installation
- Input LoopTracker LED and output test button
- Alarm status LEDs
- Alarm options: LO, HI/HI, LO/LO, band alarm
- Optional reverse acting, optional latching
- DIN rail mount without tools
- Universal power 85-265 VAC, 60-300 VDC
- D option for 9-30 VDC, 10-32 VAC power
APD 1401, APD 1421
Universal Input to DC Isolated Signal Conditioner
Field Programmable
APD 8000 from $529
*Free I/O Range Setup*
Include your I/O ranges on your order,
and we'll set it up for you!
Open Datasheet
Download Datasheet
Open Feature Summary
Download Feature Summary
Field configurable inputs
DC volts: 35 ranges from ±25mVDC to ±10 VDC
DC mA sinking input, 20 ranges from ±0.5mADC to ±20mADC
Potentiometer: 100Ω min. to 1 MegaΩ max.
Thermocouple: J, K, T, E, R, S, N, B, C, D, G, M, P
RTDs: 2, 3, or 4 wire, 10Ω to 8000Ω RTDs
Thermistor: 44000 series, YSI 400, Spectrum
Custom input available
18 field programmable output ranges
Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V,
±5V, ±10V
Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA,
0-20mA, 4-20mA
Can be wired for sink or source
DC volts: 35 ranges from ±25mVDC to ±10 VDC
DC mA sinking input, 20 ranges from ±0.5mADC to ±20mADC
Potentiometer: 100Ω min. to 1 MegaΩ max.
Thermocouple: J, K, T, E, R, S, N, B, C, D, G, M, P
RTDs: 2, 3, or 4 wire, 10Ω to 8000Ω RTDs
Thermistor: 44000 series, YSI 400, Spectrum
Custom input available
18 field programmable output ranges
Voltage: 0-1V, 0-2V, 0-4V, 0-5V, 1-5V, 0-8V, 0-10V, 2-10V,
±5V, ±10V
Current: 0-2mA, 0-4mA, 0-8mA, 0-10mA, 2-10mA, 0-16mA,
0-20mA, 4-20mA
Can be wired for sink or source
- Switch and pushbutton setup
- Removable plugs
- Input LoopTracker LED
- Output test button
- Full I/O/power isolation
- Selectable sink/source 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
- For orders of 5 or more, call us for lead times
APD 8000