RTD Temperature Alarms

  • 6 Year Warranty on API Modules
  • LoopTracker® Input LED
  • Alarm Status LEDs
  • Hot-Swappable Plug-In Design
  • User Adjustable Setpoint(s)
  • Push to Test/Reset Alarms
  • Full I/O/Power Isolation



Click on PDF links below
for product information
Links
Product brochure
Options & accessories
Regulatory compliance

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

Applications
Chiller Temperature
Bearing Temperature
Motor Temperature
Motor Overheating
How to select your product
  • Open pdf datasheet for your model
  • Select model, range, units, options, accessories
  • Contact us if you need assistance
Need a quote?
Ready to order?
Other ways to order
Model Input/Output Features Product

RTD Input Alarm Trips


Factory Configured

API 1400 G  from $309
API 1420 G  from $339

Open Datasheet
Download Datasheet
Specify RTD type and temperature range
Factory configured
10 Ω to 2000 Ω RTD including
100 Ω: 0.00385α, 0.00391α,
10 Ω Cu, 1000 Ω Ni-Fe,
120 Ω Ni or special

API 1400 G Single Alarm Trip
One DPDT contact set, adjustable deadband
Standard: HI alarm
Optional: LO alarm

API 1420 G Dual Alarm Trip
Two SPDT contact sets, 1% deadband
Standard: HI/LO alarms, normal acting
Optional: LO/HI, HI/HI, LO/LO alarms

  • User adjustable setpoint(s)
  • 2-wire or 3-wire RTD
  • Lead wire compensation for 3-wire
  • 8 Amp contacts
  • Hot-swappable plug-in design
  • Input LoopTracker LED
  • Alarm status LEDs
  • Alarm options: LO, HI/HI, LO/LO
  • Output test button
  • Uses API-011 11-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 1400G
API 1400 G, API 1420 G

RTD Input Alarm Trips


Factory Configured

APD 1400  from $369
APD 1420  from $389

Open Datasheet
Download Datasheet
Specify RTD type and temperature range
Factory configured
10 Ω to 2000 Ω RTD including
100 Ω: 0.00385α, 0.00391α,
10 Ω Cu, 1000 Ω Ni-Fe,
120 Ω Ni or Special

APD 1400 Single Alarm Trip
Dual SPDT contact sets
Standard: HI alarm, non-latching, normal acting
See data sheet for alarm options

APD 1420 Dual Alarm Trip
2 independent SPDT contact sets
Standard: HI/LO alarms, non-latching, normal acting
See data sheet for alarm options

  • 2-wire or 3-wire RTD
  • Lead wire compensation for 3-wire
  • User adjustable setpoint(s)
  • User adjustable deadband(s)
  • 8 Amp SPDT contacts
  • Input LoopTracker LED
  • Alarm status LEDs
  • Alarm options: LO, HI/HI, LO/LO
  • Optional reverse acting
  • Optional latching alarms
  • Push to test/reset
  • Remote push to test/reset
  • Full I/O/power isolation
  • Removable plugs
  • DIN rail mount without tools
  • Universal power 85-265 VAC, 60-300 VDC
  • D option for 9-30 VDC, 10-32 VAC power

APD 1400UL approved
APD 1400, APD 1420