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  Monitoring Relays (19 items)

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Module: current monitoring relay (1 offer) 
Manufacturer: ELKO EP Type of module: current monitoring relay
ELKO EP
PRI-51/2A
from £ 20.99*
per piece
 
 piece
Module: current monitoring relay; AC current; 230VAC; SPDT; IP20 (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: 230V AC Leads: screw terminals ...
ELKO EP
PRI-52
from £ 37.03*
per piece
 
 piece
Module: current monitoring relay; AC current; 24÷240VAC; 24VDC (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-51/1A
from £ 21.84*
per piece
 
 piece
Module: current monitoring relay; AC current; 24÷240VAC; 24VDC (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 £ 20.92*
per piece
 
 piece
Module: current monitoring relay; AC current; 24÷240VAC; 24VDC (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-51/5A
from £ 20.03*
per piece
 
 piece
Module: frequency monitoring relay; AC voltage frequency; IP20 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT x2 Power supply: from tested wiring system IP rating: IP20 Supply voltage: 161...500V ...
ELKO EP
HRF-10
from £ 35.04*
per piece
 
 piece
Module: level monitoring relay; conductive fluid level; SPDT (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: 24...240V AC;24...240V DC Leads...
ELKO EP
HRH-5/UNI
from £ 22.46*
per piece
 
 piece
Module: power factor monitoring relay; power factor cosφ; IP20 (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT x2 Current rating: 0.1...16A IP rating: IP20 Supply voltage: 230V AC Leads: screw term...
ELKO EP
COS-2/230V
from £ 57.73*
per piece
 
 piece
Module: temperature monitoring relay; temperature; 24÷240VAC (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: DPDT IP rating: IP20 Supply voltage: 24...240V AC;24...240V DC Leads: screw terminals Body ...
ELKO EP
TER-7
from £ 22.80*
per piece
 
 piece
Module: voltage monitoring relay; 230VAC; for DIN rail mounting (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -25...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP40 Supply voltage: 230V AC Leads:...
ELKO EP
HRN-43N/230V
from £ 39.49*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP10 Leads: screw terminals Type of...
ELKO EP
HRN-57N
from £ 29.98*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-54N
from £ 32.38*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-54
from £ 32.61*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-55
from £ 21.96*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: ELKO EP Mounting: for DIN rail mounting Operating temperature: -20...55°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
ELKO EP
HRN-55N
from £ 21.90*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers
ELKO EP
SHR-2
from £ 6.22*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers
ELKO EP
SHR-3
from £ 31.56*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers
ELKO EP
SHR-1-N
from £ 2.96*
per piece
 
 piece
Sensor for fluid level controllers (1 offer) 
Manufacturer: ELKO EP Type of control accessories: sensor for fluid level controllers
ELKO EP
SHR-1-M
from £ 2.63*
per piece
 
 piece
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