Monitoring Relays

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Part Details Brand Monitoring Application Supply Voltage Contact Configuration Voltage Sensitivity Electrical Phase Voltage Sensing Range Current Sensitivity Minimum Current Sensed Maximum Current Sensed Phase Sensitivity Time Delay Temperature Sensitivity Temperature Sensing Range Dimensions Maximum Voltage Sensed Minimum Voltage Sensed Length Current Range Height Series Width Standards Met Operating Temperature Range Maximum Temperature Sensed Maximum Operating Temperature Minimum Operating Temperature Minimum Temperature Sensed Terminal Type Mounting Type Number of Poles
Omron Level Control Monitoring Relay with SPDT Contacts, 24 V ac/dc
  • RS Stock No. 819-3248
  • Brand Omron
  • Mfr. Part No. K8AK-LS1 24VAC/DC
Omron Level Control 24 V ac/dc SPDT - - - - - - - - - - 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Current Monitoring Relay with SPDT Contacts, 1 Phase, 100 → 240 V ac
  • RS Stock No. 819-3208
  • Brand Omron
  • Mfr. Part No. K8AK-AS2 100-240VAC
Omron Current 100 → 240 V ac SPDT - 1 - Overcurrent, Undercurrent 0.1A 8A - - - - 22.5 x 100 x 95 mm - - 22.5mm 0.1 → 1 A, 0.5 → 5 A, 0.8 → 8 A 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Phase Monitoring Relay with DPDT Contacts, 3 Phase, 200 → 480 V ac
  • RS Stock No. 819-3254
  • Brand Omron
  • Mfr. Part No. K8AKPH1200500VAC
Omron Phase 200 → 480 V ac DPDT - 3 - - - - Phase Loss, Phase Sequence 0.1 s - - 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Level Control Monitoring Relay with SPDT Contacts, 100 → 240 V ac
  • RS Stock No. 819-3245
  • Brand Omron
  • Mfr. Part No. K8AK-LS1 100-240VAC
Omron Level Control 100 → 240 V ac SPDT - - - - - - - - - - 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Current Monitoring Relay with SPDT Contacts, 1 Phase, 24 V ac/dc Omron Current 24 V ac/dc SPDT - 1 - Overcurrent, Undercurrent 0.1 A, 0.5 A 1 A, 5 A - 250 ms - - 90 x 17.5 x 90 mm - - 90mm 0.1 → 1 A, 0.5 → 5 A 90mm K8DT-AS 17.5mm CCC, CE Certified, EN 60947-5-1, UL, UL 60947-5-1 -20 → +60 °C - +60°C -20°C - Screw DIN Rail 1
Omron Phase Monitoring Relay with SPDT Contacts, 3 Phase, 220 → 480 V ac
  • RS Stock No. 819-3267
  • Brand Omron
  • Mfr. Part No. K8AKPM2380480VAC
Omron Phase 220 → 480 V ac SPDT - 3 - - - - Overvoltage, Phase Loss, Phase Sequence, Undervoltage 0.1 → 30 s - - 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Voltage Monitoring Relay with SPDT Contacts, 1 Phase, 24 V ac/dc
  • RS Stock No. 819-3286
  • Brand Omron
  • Mfr. Part No. K8AK-VS2 24VAC/DC
Omron Voltage 24 V ac/dc SPDT Overvoltage, Undervoltage 1 1 → 10 V ac/dc, 15 → 150 V ac/dc, 3 → 30 V ac/dc - - - - 0.1 → 30 s - - 22.5 x 100 x 95 mm 10 V ac/dc, 30 V ac/dc, 150 V ac/dc 1 V ac/dc, 3 V ac/dc, 15 V ac/dc 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Phase Monitoring Relay with SPDT Contacts, 3 Phase, 200 → 480 V ac Omron Phase 200 → 480 V ac SPDT - 3 - - - - Phase Loss, Phase Sequence - - - 90 x 17.5 x 90 mm - - 90mm - 90mm K8DT-PH 17.5mm CCC, CE Certified, EN 60947-5-1, UL, UL 60947-5-1 -20 → +60 °C - +60°C -20°C - Screw DIN Rail 1
Omron Current Monitoring Relay with SPDT Contacts, 1 Phase, 24 V ac/dc
  • RS Stock No. 819-3217
  • Brand Omron
  • Mfr. Part No. K8AK-AS2 24VAC/DC
Omron Current 24 V ac/dc SPDT - 1 - Overcurrent, Undercurrent 0.1A 8A - - - - 22.5 x 100 x 95 mm - - 22.5mm 0.1 → 1 A, 0.5 → 5 A, 0.8 → 8 A 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Voltage Monitoring Relay with SPDT Contacts, 1 Phase, 24 V ac/dc
  • RS Stock No. 819-3298
  • Brand Omron
  • Mfr. Part No. K8AK-VS3 24VAC/DC
Omron Voltage 24 V ac/dc SPDT Overvoltage, Undervoltage 1 20 → 200 V ac/dc, 30 → 300 V ac/dc, 60 → 600 V ac/dc - - - - 0.1 → 30 s - - 22.5 x 100 x 95 mm 200 V ac/dc, 300 V ac/dc, 600 V ac/dc 20 V ac/dc, 30 V ac/dc, 60 V ac/dc 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Voltage Monitoring Relay with SPDT Contacts, 3 Phase, 220 → 480 V ac
  • RS Stock No. 819-3264
  • Brand Omron
  • Mfr. Part No. K8AKPW2380480VAC
Omron Voltage 220 → 480 V ac SPDT Overvoltage, Undervoltage 3 - - - - - 0.1 → 30 s - - 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Current Monitoring Relay with SPDT Contacts, 1 Phase, 100 → 240 V ac
  • RS Stock No. 819-3210
  • Brand Omron
  • Mfr. Part No. K8AK-AS3 100-240VAC
Omron Current 100 → 240 V ac SPDT - 1 - Overcurrent, Undercurrent 10A 200A - - - - 22.5 x 100 x 95 mm - - 22.5mm 10 → 100 A, 20 → 200 A 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Voltage Monitoring Relay with SPDT Contacts, 1 Phase, 100 → 240 V ac
  • RS Stock No. 819-3295
  • Brand Omron
  • Mfr. Part No. K8AK-VS3 100-240VAC
Omron Voltage 100 → 240 V ac SPDT Overvoltage, Undervoltage 1 20 → 200 V ac/dc, 30 → 300 V ac/dc, 60 → 600 V ac/dc - - - - 0.1 → 30 s - - 22.5 x 100 x 95 mm 200 V ac/dc, 300 V ac/dc, 600 V ac/dc 20 V ac/dc, 30 V ac/dc, 60 V ac/dc 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Current Monitoring Relay with SPDT Contacts, 1 Phase, 100 → 240 V ac
  • RS Stock No. 819-3201
  • Brand Omron
  • Mfr. Part No. K8AK-AS1 100-240VAC
Omron Current 100 → 240 V ac SPDT - 1 - Overcurrent, Undercurrent 2mA 500mA - - - - 22.5 x 100 x 95 mm - - 22.5mm 10 → 100 mA, 2 → 20 mA, 50 → 500 mA 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Phase Monitoring Relay with SPDT Contacts, 3 Phase, 115 → 240 V ac
  • RS Stock No. 819-3258
  • Brand Omron
  • Mfr. Part No. K8AKPM1200240VAC
Omron Phase 115 → 240 V ac SPDT - 3 - - - - Overvoltage, Phase Loss, Phase Sequence, Undervoltage 0.1 → 30 s - - 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Voltage Monitoring Relay with SPDT Contacts, 1 Phase, 100 → 240 V ac
  • RS Stock No. 819-3305
  • Brand Omron
  • Mfr. Part No. K8AK-VW3 100-240VAC
Omron Voltage 100 → 240 V ac SPDT Overvoltage, Undervoltage 1 20 → 200 V ac/dc, 30 → 300 V ac/dc, 60 → 600 V ac/dc - - - - 0.1 → 30 s - - 22.5 x 100 x 95 mm 200 V ac/dc, 300 V ac/dc, 600 V ac/dc 20 V ac/dc, 30 V ac/dc, 60 V ac/dc 22.5mm - 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Voltage Monitoring Relay with SPDT Contacts, 1 Phase, 24 V ac/dc Omron Voltage 24 V ac/dc SPDT Overvoltage, Undervoltage 1 1 → 10 V, 15 → 150 V, 3 → 30 V - - - - 250 ms - - 90 x 17.5 x 90 mm 10 V, 30 V, 150 V 1 V, 3 V, 15 V 90mm - 90mm K8DT-VS 17.5mm CCC, CE Certified, EN 60947-5-1, UL, UL 60947-5-1 -20 → +60 °C - +60°C -20°C - Screw DIN Rail 1
Omron Current Monitoring Relay with SPDT Contacts, 1 Phase, 100 → 240 V ac
  • RS Stock No. 819-3232
  • Brand Omron
  • Mfr. Part No. K8AK-AW3 100-240VAC
Omron Current 100 → 240 V ac SPDT - 1 - Overcurrent, Undercurrent 10A 200A - - - - 22.5 x 100 x 95 mm - - 22.5mm 10 → 100 A, 20 → 200 A 95mm - 100mm - -20 → +60 °C - +60°C -20°C - - - -
Omron Temperature Monitoring Relay with SPDT Contacts, 100 → 240 V ac
  • RS Stock No. 819-3273
  • Brand Omron
  • Mfr. Part No. K8AK-TH11S 100-240VAC
Omron Temperature 100 → 240 V ac SPDT - - - - - - - 100 ms Overtemperature 0 → 999°C 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +55 °C +999°C +55°C -20°C 0°C - - -
Omron Temperature Monitoring Relay with SPDT Contacts, 24 V ac/dc
  • RS Stock No. 819-3289
  • Brand Omron
  • Mfr. Part No. K8AK-TH12S 24VAC/DC
Omron Temperature 24 V ac/dc SPDT - - - - - - - 100 ms Overtemperature 0 → 10°C 22.5 x 100 x 95 mm - - 22.5mm - 95mm - 100mm - -20 → +55 °C +10°C +55°C -20°C - - - -
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