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  Monitoring Relays (315 items)

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Voltage monitoring relay; phase asymmetry,phase failure; CZF (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: NO / NC Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-311
from £ 14.19*
per piece
 
 piece
Transmitter; 3VDC; RS; IP00; 868MHz; Control: wireless; Ch: 3 (1 offer) 
Manufacturer: F&F Operating temperature: -25...50°C IP rating: IP00 Supply voltage: 3V DC Frequency: 868MHz Number of channels: 3 Related items: RS-407B;RS-407M Type of module: transmitter Control:...
F&F
RS-N3
from £ 14.49*
per piece
 
 piece
Sensor for fluid level controllers (3 offers) 
Manufacturer: OMRON Operating temperature: -10...150°C Related items: 61F-GP Type of control accessories: sensor for fluid level controllers #Promotion: maintenance_202308
Omron
BF-1
from £ 14.59*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; CKF; SPST-NO (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CKF-B
from £ 14.64*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; CZF (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-2
from £ 14.80*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; CZF; SPST-NO (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPST-NO Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of ...
F&F
CZF-TRMS
from £ 14.89*
per piece
 
 piece
Transmitter; 12VDC; RS; IP20; 868MHz; Control: wireless; Ch: 4 (1 offer) 
Manufacturer: F&F Operating temperature: -25...50°C IP rating: IP20 Supply voltage: 12V DC Frequency: 868MHz Number of channels: 4 Related items: RS-407B;RS-407M Type of module: transmitter Control...
F&F
RS-P4
from £ 15.27*
per piece
 
 piece
Transmitter; 3VDC; RS; IP00; 868MHz; Control: wireless; Ch: 4 (1 offer) 
Manufacturer: F&F Operating temperature: -25...50°C IP rating: IP00 Supply voltage: 3V DC Frequency: 868MHz Number of channels: 4 Related items: RS-407B;RS-407M Type of module: transmitter Control:...
F&F
RS-N4
from £ 15.62*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; CZF (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-310
from £ 15.93*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; CKF; SPDT; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...40°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-316
from £ 15.96*
per piece
 
 piece
Dimmer; 230VAC; in mounting box; Leads: screw terminals; 1.3A (1 offer) 
Manufacturer: F&F Mounting: in mounting box Operating temperature: -25...50°C Supply voltage: 230V AC Leads: screw terminals Max. operating current: 1.3A Switching capacity: 300W Type of module: di...
F&F
SCO-801
from £ 16.42*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; CKF; SPDT; 4s (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CKF-BR
from £ 16.80*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; CZF (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BR
from £ 16.90*
per piece
 
 piece
Voltage monitoring relay; phase asymmetry,phase failure; CZF (1 offer) 
Manufacturer: F&F Mounting: for DIN rail mounting Operating temperature: -25...50°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Type of mod...
F&F
CZF-BT
from £ 17.48*
per piece
 
 piece
Power limiter; reactive power,active power; 230VAC; 2÷40s; IP20 (1 offer) 
Manufacturer: F&F Operating temperature: -25...50°C IP rating: IP20 Supply voltage: 230V AC Output configuration: NO/NC Type of module: power limiter Controlled parameter: reactive power;active pow...
F&F
OM-611
from £ 17.51*
per piece
 
 piece
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