Frequency or Pulse Input Alarms

lifetime warranty
  • Lifetime 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

Literature and Links


API product brochure

Options & accessories

Cross reference

See all frequency transmitters

UL Approvals

API modules USA
API modules Canada

APD modules USA
APD modules Canada

Reference Info


Alarm terminology
Deadband
Relay protection & EMI suppression
RFI/EMI

How to Order

  1. Select a model
  2. See data sheet for ordering info and power options
  3. Request an API price list via chat
  4. 2-5 day typical lead time (USA customers)
  5. To place your order
Model Input/Output Features Product

Frequency Input Alarm Trips


Factory Configured

API 1700 G

Open Datasheet
Download Datasheet
Specify input range
Factory configured
0-10 Hz to 0-20 kHz
100 mV to 150 VRMS amplitude change
Input must be self-powered or externally powered

API 1700 G Alarm Trip
One DPDT contact set
Standard: HI alarm, normal acting,
adj. deadband, non-latching
See data sheet for alarm options

  • User adjustable setpoint(s)
  • 8 Amp contacts
  • Hot-swappable plug-in design
  • Input LoopTracker LED
  • Alarm status LEDs
  • Optional low alarm
  • Optional reverse acting
  • Optional latching alarm
  • Output test button
  • Uses API-011 11-pin socket
  • 115 VAC powered
  • A230 option for 230 VAC
  • P option for 85-265 VAC, 60-300 VDC power
  • D option for 9-30 VDC power


Api 1700G
API 1700 G

Frequency Input Alarm Trips


Factory Configured

APD 1700
APD 1720

Open Datasheet
Download Datasheet
Specify input range
Factory configured
0-25 Hz to 0-20 kHz
100 mV to 150 V RMS
Any waveform with minimum 100 mV amplitude change
Use with 2 wire, 3 wire NPN or PNP sensors

APD 1700 Single Alarm Trip
Dual SPDT contact sets
Standard: HI alarm, non-latching, normal acting
See data sheet for alarm options

APD 1720 Dual Alarm Trip
2 independent SPDT contact sets
Standard: HI/LO alarms, non-latching, normal acting
See data sheet for alarm options

  • Input sensitivity adjustment
  • 15 VDC sensor power available
  • 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 1700 UL approved
APD 1700, APD 1720

RheinTacho Frequency Input Speed Monitors


Field Programmable, Isolated


CR
CRR
CRA
CRRA

Open Datasheet
Download Datasheet

Open Instructions
Download Instructions
Programmable Input
Min: 0-0.01 Hz
Max: 0-20,000 Hz

Optional sensors:
Hall
Differential Hall
Magnetoresistive

Output
CR: 1 relay
CRR: 2 relays
CRA: 1 relay & analog output
CRRA 2 relays & analog output

Relay: 5A@250VAC/2A@42VDC resistive
Analog output: 0-20mA or 4-20mA




  • Field programmable
  • DIN-rail mounted
  • Programmable measuring units
  • Programmable relays
  • Programmable delay and reset
  • Full I/O/power isolation
  • 18-36 VDC powered


RheinTacho CRR CE
CR Series
Sensors sold separately