Time Mark Corporation Datasheets for Electrical Voltage Sensors

Electrical voltage sensors measure AC and/or DC voltage levels. They receive voltage inputs and provide outputs as analog voltage signals, analog current levels, switches, or audible signals.
Electrical Voltage Sensors: Learn more

Product Name	Notes
True RMS Voltage Monitor -- Model 26	Model 26 True RMS Voltage Monitor has a display that shows the voltage with an accuracy of +/- 0.5%. The display is updated every second and re-initialized every 30 seconds.
Over and/or Under Voltage Monitor -- Model 16-1-H-P Over and/or Under Voltage Monitor -- Model 16-1-H-S Over and/or Under Voltage Monitor -- Model 16-1-L-P Over and/or Under Voltage Monitor -- Model 16-1-L-S	The Model 16-1-X-X protects equipment from Over, Under, Over/Under voltage or rapid cycling conditions that can damage valuable equipment. Trip and restart delays are adjustable, or can be disabled. Input...
Voltage Sensor -- Model 160B120 Voltage Sensor -- Model 160B240 Voltage Sensor -- Model 160B480 Voltage Sensor -- Model 160BR120 Voltage Sensor -- Model 160BR240 Voltage Sensor -- Model 160BR480	The Model 160B(R) Voltage Sensor is a single set-point voltage sensor. Input voltages above the set-point cause the output contacts to energize. Input voltages below the set-point cause the output...
Line Voltage & Phase Sequence Detector -- Model 208A	The Model 208A & 208D Line Voltage & Phase Sequence Detectors allows quick and easy determination of phase sequence (either ABC or CBA). Available in 50/60 Hz and 400 Hz...
Voltage Sensor -- Model AC260B-160-250 Voltage Sensor -- Model AC260B-215-290 Voltage Sensor -- Model AC260B-380-480 Voltage Sensor -- Model AC260B-80-130 Voltage Sensor -- Model AC260BM-160-250 Voltage Sensor -- Model AC260BM-215-290 Voltage Sensor -- Model AC260BM-380-480 Voltage Sensor -- Model AC260BM-80-130 Voltage Sensor -- Model DC260B-160-250 Voltage Sensor -- Model DC260B-20-24 Voltage Sensor -- Model DC260B-30-46 Voltage Sensor -- Model DC260B-42-64 Voltage Sensor -- Model DC260B-60-92 Voltage Sensor -- Model DC260B-90-150 Voltage Sensor -- Model DC260BM-160-250 Voltage Sensor -- Model DC260BM-20-24 Voltage Sensor -- Model DC260BM-30-46 Voltage Sensor -- Model DC260BM-42-64 Voltage Sensor -- Model DC260BM-60-92 Voltage Sensor -- Model DC260BM-90-150	The Model 260 Voltage Sensor is a single set-point voltage sensor. Input voltages above the set-point cause the output contacts to energize (contacts 1 & 8 closed). Input voltages below...
Under-Voltage Monitor -- Model 2601-110VDC Under-Voltage Monitor -- Model 2601-120VAC Under-Voltage Monitor -- Model 2601-12VDC Under-Voltage Monitor -- Model 2601-240VAC Under-Voltage Monitor -- Model 2601-24VAC Under-Voltage Monitor -- Model 2601-24VDC Under-Voltage Monitor -- Model 2601-28VDC Under-Voltage Monitor -- Model 2601-48VDC	The Model 2601 is a single-set-point under-voltage monitor. Input voltages above set-point will cause the output contact to energize and LED indicator to illuminate. Input voltages below the set-point will...
Voltage Sensor -- Model 2602	The Model 2602 Voltage Sensor is a rapid response device for sensing a low voltage condition on 120 VAC, 60 Hz, single phase power systems. Operating power is drawn from...
Pick Up/Drop Out Voltage Monitor -- Model 2621-110VDC Pick Up/Drop Out Voltage Monitor -- Model 2621-120VAC Pick Up/Drop Out Voltage Monitor -- Model 2621-12VDC Pick Up/Drop Out Voltage Monitor -- Model 2621-208VAC Pick Up/Drop Out Voltage Monitor -- Model 2621-220VAC Pick Up/Drop Out Voltage Monitor -- Model 2621-240VAC Pick Up/Drop Out Voltage Monitor -- Model 2621-24VAC Pick Up/Drop Out Voltage Monitor -- Model 2621-24VDC Pick Up/Drop Out Voltage Monitor -- Model 2621-28VDC Pick Up/Drop Out Voltage Monitor -- Model 2621-48VDC	The Model 2621 dual set point voltage monitor is designed to monitor single phase equipment. The Normal LED indicates the relay is ENERGIZED. Toggle switch settings are as follows: Off...
AC/DC Voltage Monitor -- Model 2628	The Model 2628 AC/DC Voltage Monitor is designed to continuously monitor any AC or DC voltage from 15 to 260 volts. Input voltages below the set-point cause the output contacts...
AC/DC Voltage Monitor -- Model 2629	The Model 2629 AC/DC Voltage Monitor is designed to continuously monitor any AC or DC voltage from 15 to 260 volts. Input voltages below the set-point cause the output contacts...
Over and Under Voltage Monitor -- Model 268	The Model 268 Over & Under Voltage Monitor is designed to ensure that the monitored operating voltage remains within a 120 VAC band. This device uses a dual op-amp comparator...
Voltage Band Monitor -- Model 2681-110VDC Voltage Band Monitor -- Model 2681-120VAC Voltage Band Monitor -- Model 2681-12VDC Voltage Band Monitor -- Model 2681-208VAC Voltage Band Monitor -- Model 2681-230VDC Voltage Band Monitor -- Model 2681-240VAC Voltage Band Monitor -- Model 2681-24VAC Voltage Band Monitor -- Model 2681-24VDC Voltage Band Monitor -- Model 2681-28VDC Voltage Band Monitor -- Model 2681-48VDC	The Model 2681 Voltage Band Monitor is a dual set-point voltage monitor. Input voltages between the upper and lower set-points will cause the output contacts to pull in (contacts 1...
Frequency Monitor -- Model A292 Frequency Monitor -- Model B292 Frequency Monitor -- Model C292	The Model 292 Frequency Monitor is designed to monitor power line frequency. It is intended for systems where line frequency variations will cause improper operation of electrical equipment. A solid-state...

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