Zener & Galvanic Barriers

  • Zener and galvanic barriers are two types of electrical protection devices used in hazardous or explosive environments to prevent the ignition of flammable gases, vapours, or dust. These barriers are commonly employed in industrial settings such as oil refineries, chemical plants, and mining operations.

    What are Zener Barriers?

    A Zener barrier is an intrinsically safe device used to...

Showing 1-20 of 197 products

Filter

Sort

Filter

Sort

Relevance
Price (high-low)
Price (low-high)
Endress+Hauser 1 Channel Zener Barrier, Current Input, ATEX
Endress+Hauser 1 Channel Zener Barrier, Current Input, ATEX
Add to parts list
RS Stock No.: 316-258Brand: Endress+HauserManufacturers Part No.: RN42-8L1AULA

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
-
Zener Barrier
-
230V
ATEX
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Zener Barrier, Current Input, ATEX
Endress+Hauser 1 Channel Zener Barrier, Current Input, ATEX
Add to parts list
RS Stock No.: 316-259Brand: Endress+HauserManufacturers Part No.: RN42-AA1AULA

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
-
Zener Barrier
-
30V
ATEX
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 2 Channel Zener Barrier, Current Input, ATEX
Endress+Hauser 2 Channel Zener Barrier, Current Input, ATEX
Add to parts list
RS Stock No.: 316-256Brand: Endress+HauserManufacturers Part No.: RN22-8L2BPA

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
2
-
Zener Barrier
-
30V
ATEX
Current
-
-
-
-
-
-
-
-
-
Phoenix Contact 1 Channel Power Supply Repeater, Power Supply Repeater, Current Input, Current Output, ATEX
Phoenix Contact 1 Channel Power Supply Repeater, Power Supply Repeater, Current Input, Current Output, ATEX
Add to parts list
RS Stock No.: 518-335Brand: Phoenix ContactManufacturers Part No.: MINI MCR-EX-RPSS-I-I

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Phoenix Contact
1
Power Supply Repeater
-
Current
30V dc
ATEX
Current
-
-
-
-
-
-
-
-
-
Phoenix Contact 1 Channel Power Supply Repeater, Repeater power supply, Current Input, Current Output
Phoenix Contact 1 Channel Power Supply Repeater, Repeater power supply, Current Input, Current Output
Add to parts list
RS Stock No.: 519-992Brand: Phoenix ContactManufacturers Part No.: MACX MCR-EX-SL-RPSSI-2I-SP

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Phoenix Contact
1
Repeater power supply
-
Current
30V dc
-
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Amplifier, NAMUR Sensor, Switch Input
Endress+Hauser 1 Channel Galvanic Barrier, Amplifier, NAMUR Sensor, Switch Input
Add to parts list
RS Stock No.: 256-6216Brand: Endress+HauserManufacturers Part No.: RNO22-AA1B

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Amplifier
Galvanic Barrier
-
-
-
NAMUR Sensor, Switch
-
-
250V
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6556Brand: Endress+HauserManufacturers Part No.: RN22-AA1B

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
24V dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6562Brand: Endress+HauserManufacturers Part No.: RN42-8L1AO

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6563Brand: Endress+HauserManufacturers Part No.: RN42-10E3/0

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6568Brand: Endress+HauserManufacturers Part No.: RN42-CB1BU

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6006Brand: Endress+HauserManufacturers Part No.: RN42-UL1AO

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6566Brand: Endress+HauserManufacturers Part No.: RN42-8L1BU

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6565Brand: Endress+HauserManufacturers Part No.: RN42-8L1BO

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6005Brand: Endress+HauserManufacturers Part No.: RN42-CB1AO

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6007Brand: Endress+HauserManufacturers Part No.: RN42-BE1AU

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6559Brand: Endress+HauserManufacturers Part No.: RN22-1186/0

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
24V dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, Current Input, 0/4 to 20 mA Output, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6567Brand: Endress+HauserManufacturers Part No.: RN42-CB1AU

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
0/4 to 20 mA
230V ac/dc
SIL 2, Zone 2
Current
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, SIL 2, Zone 2
Endress+Hauser 1 Channel Galvanic Barrier, Galvanic Barrier/Isolator, SIL 2, Zone 2
Add to parts list
RS Stock No.: 288-6564Brand: Endress+HauserManufacturers Part No.: RN42-8L1AU

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Galvanic Barrier/Isolator
Galvanic Barrier
-
230V ac/dc
SIL 2, Zone 2
-
-
-
-
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Isolating Amplifier, NAMUR Sensor, Switch Input
Endress+Hauser 1 Channel Galvanic Barrier, Isolating Amplifier, NAMUR Sensor, Switch Input
Add to parts list
RS Stock No.: 256-6200Brand: Endress+HauserManufacturers Part No.: RLN22-AA1A

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Isolating Amplifier
Galvanic Barrier
-
-
-
NAMUR Sensor, Switch
-
-
24V dc
-
-
-
-
-
-
Endress+Hauser 1 Channel Galvanic Barrier, Isolating Amplifier, NAMUR Sensor, Switch Input
Endress+Hauser 1 Channel Galvanic Barrier, Isolating Amplifier, NAMUR Sensor, Switch Input
Add to parts list
RS Stock No.: 256-6214Brand: Endress+HauserManufacturers Part No.: RNO22-8M1A

P.O.A.

Check stock

1

Available in multiples of 1
1P.O.A.
Add to basket
Endress+Hauser
1
Isolating Amplifier
Galvanic Barrier
-
-
-
NAMUR Sensor, Switch
-
-
24V dc
-
-
-
-
-
-

...