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  monitoring  (41,414 offers of 5,743,140 product items)

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99%
Current monitoring relay; AC current; 24÷240VAC; 24VDC; PRI-51 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24V DC;24...240V AC Leads: scre...
ELKO EP
PRI-51/16A
from £ 22.56*
per piece
 
 piece
99%
temperature monitoring relay thermocouple type J, overshoot 1 threshold value, width 22.5 mm 0 �C to 600 �C 24 V AC/DC 1 NO + 1 NC, quiescent current principle screw terminal !!... (1 offer) 
temperature monitoring relay thermocouple type J, overshoot 1 threshold value, width 22.5 mm 0 �C to 600 �C 24 V AC/DC 1 NO + 1 NC, quiescent current principle screw terminal !!!phased-out product!...
Siemens
3RS1100-1CD30
from £ 156.07*
per piece
 
 piece
99%
temperature monitoring relay thermocouple type J, overshoot 2 threshold values, width 22.5 mm 0 �C to 200 �C 24 V AC/DC 1 NO + 1 CO, Load and quiescent current screw terminal !!... (1 offer) 
temperature monitoring relay thermocouple type J, overshoot 2 threshold values, width 22.5 mm 0 �C to 200 �C 24 V AC/DC 1 NO + 1 CO, Load and quiescent current screw terminal !!!phased-out product!...
Siemens
3RS1120-1DD20
from £ 172.32*
per piece
 
 piece
99%
temperature monitoring relay thermocouple type J, overshoot 2 threshold values, width 22.5 mm 0 �C to 600 �C 24 - 240 V AC/DC 1 NO + 1 CO, Load and quiescent current screw termi... (1 offer) 
temperature monitoring relay thermocouple type J, overshoot 2 threshold values, width 22.5 mm 0 �C to 600 �C 24 - 240 V AC/DC 1 NO + 1 CO, Load and quiescent current screw terminal !!!phased-out pr...
Siemens
3RS1120-1DW30
from £ 189.33*
per piece
 
 piece
99%
temperature monitoring relay Thermocouple type K, overshoot 1 threshold value, width 22.5 mm 0 �C to 200 �C 24 V AC/DC 1 NO + 1 NC, quiescent current principle screw terminal !!... (1 offer) 
temperature monitoring relay Thermocouple type K, overshoot 1 threshold value, width 22.5 mm 0 �C to 200 �C 24 V AC/DC 1 NO + 1 NC, quiescent current principle screw terminal !!!phased-out product!...
Siemens
3RS1101-1CD20
from £ 157.67*
per piece
 
 piece
99%
temperature monitoring relay Thermocouple type K, overshoot 1 threshold value, width 22.5 mm 0 �C to 600 �C 24 V AC/DC 1 NO + 1 NC, quiescent current principle screw terminal !!... (1 offer) 
temperature monitoring relay Thermocouple type K, overshoot 1 threshold value, width 22.5 mm 0 �C to 600 �C 24 V AC/DC 1 NO + 1 NC, quiescent current principle screw terminal !!!phased-out product!...
Siemens
3RS1101-1CD30
from £ 156.07*
per piece
 
 piece
99%
Temperature monitoring relay with display for resistance temperature sensors and thermocouples, 24 - 240 V AC/DC Width 22.5 mm, 2 change-over contacts, screw terminal (1 offer) 
Temperature monitoring relay with display for resistance temperature sensors and thermocouples, 24 - 240 V AC/DC Width 22.5 mm, 2 change-over contacts, screw terminal
Siemens
3RS2600-1BW30
from £ 606.38*
per piece
 
 piece
99%
Temperature monitoring relay with display for resistance temperature sensors and thermocouples, 24 V AC/DC, Width 22.5 mm, 2 change-over contacts, screw terminal (1 offer) 
Temperature monitoring relay with display for resistance temperature sensors and thermocouples, 24 V AC/DC, Width 22.5 mm, 2 change-over contacts, screw terminal
Siemens
3RS2600-1BA30
from £ 409.34*
per piece
 
 piece
99%
VOLTAGE MONITORING RELAY, 230VAC SUPPLY, 3 PHASES, 2 CO, 12-400V AC, 22.5X90X108MM (1 offer) 
VOLTAGE MONITORING RELAY, 230VAC SUPPLY, 3 PHASES, 2 CO, 12-400V AC, 22.5X90X108MM
Telecontrol
G2PM400VSY20
from £ 152.425*
per piece
 
 piece
99%
VOLTAGE MONITORING RELAY, VARIMETER IMD, WITH DPDT CONTACTS, 12-280VDC AUXI. VOLTAGE, IP40/20 (1 offer) 
VOLTAGE MONITORING RELAY, VARIMETER IMD, WITH DPDT CONTACTS, 12-280VDC AUXI. VOLTAGE, IP40/20
DOLD
IL5881.12DC12-280VUHAC220-240V
from £ 440.2425*
per piece
 
 piece
99%
Voltage monitoring relay; 230VAC; for DIN rail mounting; MR-EU (1 offer) 
Manufacturer: RELPOL Mounting: for DIN rail mounting Operating temperature: -25...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Supply voltage: 230V AC Leads: ...
RELPOL
MR-EU31UW1P
from £ 86.53*
per piece
 
 piece
99%
Current monitoring relay; AC/DC current; 24÷48VAC; 24÷48VDC (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24...48V DC;24...48V AC L...
Carlo Gavazzi
DIA01CD485A
from £ 82.89*
per piece
 
 piece
99%
Level monitoring relay; conductive fluid level; 24VAC (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: screw terminals Output 1 properties: 1 relay output, NO Supply voltage: 24V AC Kit contents: monitoring relay Type of module: level monitoring relay Controll...
LOVATO Electric
LVMP10A024
from £ 64.52*
per piece
 
 piece
99%
Current monitoring relay; AC/DC voltage,AC/DC current; DUA (1 offer) 
Manufacturer: CARLO GAVAZZI Mounting: for DIN rail mounting Operating temperature: -20...60°C Kind of output 1: SPDT Power supply: external IP rating: IP20 Supply voltage: 24...48V DC;24...48V AC L...
Carlo Gavazzi
DUA01CD48500V
from £ 71.82*
per piece
 
 piece
99%
Voltage monitoring relay; for DIN rail mounting; ACT20P; DPDT (2 offers) 
Manufacturer: WEIDMÜLLER Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body...
Weidmüller
ACT20P-VMR-3PH-ILP-H
from £ 109.76*
per piece
 
 piece
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