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...

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RS PRO 1 Channel Intrinsically Safe Isolator, Isolated Driver, Current Input, Analogue Output, SIL 2
RS PRO 1 Channel Intrinsically Safe Isolator, Isolated Driver, Current Input, Analogue Output, SIL 2
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RS Stock No.: 329-085Brand: RS PRO

131.947 OMR

131.947 OMR Each (ex VAT)

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1131.947 OMR
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RS Pro
1
Isolated Driver
Zener Barrier
Analogue
30V dc
-
SIL 2
Current
-
-40°C
70°C
35mA
24V dc
93mA
25.9V
-
-40 → 70°C
RS PRO 1 Channel Intrinsically Safe Isolator, Loop Powered Digital Output Drive, Voltage Input, Digital Output, SIL 3
RS PRO 1 Channel Intrinsically Safe Isolator, Loop Powered Digital Output Drive, Voltage Input, Digital Output, SIL 3
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RS Stock No.: 329-093Brand: RS PRO

93.780 OMR

93.780 OMR Each (ex VAT)

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193.780 OMR
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RS Pro
1
Loop Powered Digital Output Drive
Zener Barrier
Digital
30V dc
-
SIL 3
Voltage
-
-40°C
70°C
55mA
24V dc
146mA
25.2V
-
-40 → 70°C
RS PRO 1 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 2
RS PRO 1 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 2
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RS Stock No.: 329-090Brand: RS PRO

74.694 OMR

74.694 OMR Each (ex VAT)

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174.694 OMR
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RS Pro
1
Switch/Proximity Relay-Out Repeater
Zener Barrier
Voltage
30V dc
-
SIL 2
Digital
-
-40°C
70°C
18mA
24V dc
22mA
10.5V
-
-40 → 70°C
RS PRO 1 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 3
RS PRO 1 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 3
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RS Stock No.: 329-087Brand: RS PRO

85.054 OMR

85.054 OMR Each (ex VAT)

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185.054 OMR
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RS Pro
1
Switch/Proximity Relay-Out Repeater
Galvanic Barrier
Voltage
30V dc
-
SIL 3
Digital
-
-40°C
70°C
18mA
24V dc
22mA
10.5V
-
-40 → 70°C
RS PRO 1 Channel Intrinsically Safe Isolator, Temperature Converter, Trip Amplifier, Temperature Input, Voltage Output,
RS PRO 1 Channel Intrinsically Safe Isolator, Temperature Converter, Trip Amplifier, Temperature Input, Voltage Output,
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RS Stock No.: 329-096Brand: RS PRO

286.244 OMR

286.244 OMR Each (ex VAT)

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1286.244 OMR
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RS Pro
1
Temperature Converter, Trip Amplifier
Zener Barrier
Voltage
30V dc
RS485
SIL 2
Temperature
-
-40°C
70°C
72mA
24V dc
23mA
7.2V
-
-40 → 70°C
RS PRO 1 Channel Intrinsically Safe Isolator, Transmitter Power Supply, Current Input, Current Output, SIL 3
RS PRO 1 Channel Intrinsically Safe Isolator, Transmitter Power Supply, Current Input, Current Output, SIL 3
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RS Stock No.: 329-082Brand: RS PRO

113.952 OMR

113.952 OMR Each (ex VAT)

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1113.952 OMR
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RS Pro
1
Transmitter Power Supply
Zener Barrier
Current
30V dc
-
SIL 3
Current
-
-40°C
70°C
45mA
24V dc
128mA
30V
-
-40 → 70°C
RS PRO 1 Channel Intrinsically Safe Isolator, Vibration Trasducer Interface, Voltage Input, Voltage Output, SIL 2
RS PRO 1 Channel Intrinsically Safe Isolator, Vibration Trasducer Interface, Voltage Input, Voltage Output, SIL 2
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RS Stock No.: 329-094Brand: RS PRO

213.733 OMR

213.733 OMR Each (ex VAT)

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1213.733 OMR
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RS Pro
1
Vibration Trasducer Interface
Zener Barrier
Voltage
30V dc
-
SIL 2
Voltage
-
-40°C
70°C
90mA
24V dc
-
-
-
-40 → 70°C
RS PRO 2 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 2
RS PRO 2 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 2
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RS Stock No.: 329-091Brand: RS PRO

100.323 OMR

100.323 OMR Each (ex VAT)

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1100.323 OMR
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RS Pro
2
Switch/Proximity Relay-Out Repeater
Zener Barrier
Voltage
30V dc
-
SIL 2
Digital
-
-40°C
70°C
35mA
24V dc
22mA
10.5V
-
-40 → 70°C
RS PRO 2 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 3
RS PRO 2 Channel Intrinsically Safe Isolator, Switch/Proximity Relay-Out Repeater, Digital Input, Voltage Output, SIL 3
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RS Stock No.: 329-088Brand: RS PRO

118.861 OMR

118.861 OMR Each (ex VAT)

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1118.861 OMR
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RS Pro
2
Switch/Proximity Relay-Out Repeater
Zener Barrier
Voltage
30V dc
-
SIL 3
Digital
-
-40°C
70°C
35mA
24V dc
22mA
10.5V
-
-40 → 70°C
RS PRO 2 Channel Intrinsically Safe Isolator, Transmitter Power Supply, Analog Input, Current Output, SIL 3
RS PRO 2 Channel Intrinsically Safe Isolator, Transmitter Power Supply, Analog Input, Current Output, SIL 3
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RS Stock No.: 329-084Brand: RS PRO

197.373 OMR

197.373 OMR Each (ex VAT)

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1197.373 OMR
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RS Pro
2
Transmitter Power Supply
Zener Barrier
Current
30V dc
-
SIL 3
Analog
-
-40°C
70°C
90mA
24V dc
-
-
-
-40 → 70°C
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
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RS Stock No.: 512-254Brand: Phoenix ContactManufacturers Part No.: 2908804

P.O.A.

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1P.O.A.
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Phoenix Contact
1
Power Supply Repeater
-
Current
30V dc
-
ATEX
Current
-
-
-
-
-
-
-
-
-
Eaton 1 Channel Zener Barrier, Intrinsic Safety Barrier, Analogue Output, ATEX
Eaton 1 Channel Zener Barrier, Intrinsic Safety Barrier, Analogue Output, ATEX
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RS Stock No.: 612-5335Brand: EatonManufacturers Part No.: MTL7787+/RS

98.099 OMR

98.099 OMR Each (ex VAT)

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198.099 OMR
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Eaton
1
Intrinsic Safety Barrier
Zener Barrier
Analogue
27V dc
-
ATEX
-
300Ω
-20°C
+60°C
93mA
28V dc
93mA
27 V dc
MTL7700
-20 → +60°C
Eaton 2 Channel Zener Barrier, Switch/Proximity Detector Interface, NAMUR Sensor, Switch Input, Relay Output, ATEX
Eaton 2 Channel Zener Barrier, Switch/Proximity Detector Interface, NAMUR Sensor, Switch Input, Relay Output, ATEX
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RS Stock No.: 703-7040Brand: EatonManufacturers Part No.: MTL5516C/RS

168.676 OMR

168.676 OMR Each (ex VAT)

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1168.676 OMR
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Eaton
2
Switch/Proximity Detector Interface
Galvanic Barrier
Relay
10.5V
-
ATEX
NAMUR Sensor, Switch
-
-20°C
+60°C
14mA
20 → 35V dc
14mA
10.5 V
MTL5500
-20 → +60°C
Eaton 2 Channel Zener Barrier, Repeater power supply, Current Input, Current Output, ATEX
Eaton 2 Channel Zener Barrier, Repeater power supply, Current Input, Current Output, ATEX
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RS Stock No.: 703-7065Brand: EatonManufacturers Part No.: MTL5544/RS

378.995 OMR

378.995 OMR Each (ex VAT)

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1378.995 OMR
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Eaton
2
Repeater power supply
Galvanic Barrier
Current
28V
-
ATEX
Current
-
-20°C
+60°C
-
20 → 35V dc
-
28 V
MTL 5544
-20 → +60°C
Eaton 1 Channel Zener Barrier, Switch/Proximity Detector Interface, NAMUR Sensor, Switch Input, Relay Output, ATEX
Eaton 1 Channel Zener Barrier, Switch/Proximity Detector Interface, NAMUR Sensor, Switch Input, Relay Output, ATEX
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RS Stock No.: 703-7043Brand: EatonManufacturers Part No.: MTL5511/RS

120.686 OMR

120.686 OMR Each (ex VAT)

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1120.686 OMR
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Eaton
1
Switch/Proximity Detector Interface
Galvanic Barrier
Relay
10.5V
-
ATEX
NAMUR Sensor, Switch
-
-20°C
+60°C
14mA
20 → 35V dc
14mA
10.5 V
MTL5500
-20 → +60°C
Eaton 1 Channel Zener Barrier, Intrinsic Safety Barrier, Digital Output, ATEX
Eaton 1 Channel Zener Barrier, Intrinsic Safety Barrier, Digital Output, ATEX
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RS Stock No.: 612-5313Brand: EatonManufacturers Part No.: MTL7728+/RS

71.280 OMR

71.280 OMR Each (ex VAT)

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171.280 OMR
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Eaton
1
Intrinsic Safety Barrier
Zener Barrier
Digital
26V dc
-
ATEX
-
300Ω
-20°C
+65°C
93mA
28V dc
93mA
26 V dc
MTL7700
Maximum of +65°C
Eaton 1 Channel Zener Barrier, Repeater power supply, Current Input, Current Output, ATEX
Eaton 1 Channel Zener Barrier, Repeater power supply, Current Input, Current Output, ATEX
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RS Stock No.: 703-7056Brand: EatonManufacturers Part No.: MTL5541/RS

240.667 OMR

240.667 OMR Each (ex VAT)

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1240.667 OMR
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Eaton
1
Repeater power supply
Galvanic Barrier
Current
28V
-
ATEX
Current
-
-20°C
+60°C
93mA
20 → 35V dc
93mA
28 V
MTL5500
-20 → +60°C
Eaton 2 Channel Zener Barrier, Intrinsic Safety Barrier, ATEX
Eaton 2 Channel Zener Barrier, Intrinsic Safety Barrier, ATEX
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RS Stock No.: 783-4033Brand: EatonManufacturers Part No.: MTL7761AC/RS

115.743 OMR

115.743 OMR Each (ex VAT)

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1115.743 OMR
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Eaton
2
Intrinsic Safety Barrier
Zener Barrier
-
8.4V
-
ATEX
-
90Ω
-20°C
+60°C
100mA
14V dc
100mA
8.4 V
MTL7700
-20 → +60°C
Pepperl + Fuchs 1 Channel Zener Barrier, ATEX
Pepperl + Fuchs 1 Channel Zener Barrier, ATEX
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RS Stock No.: 280-6591Brand: Pepperl + FuchsManufacturers Part No.: Z728.H

58.755 OMR

58.755 OMR Each (ex VAT)

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158.755 OMR
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Pepperl + Fuchs
1
Zener Barrier
Zener Barrier
-
250V
-
ATEX
-
250Ω
-20°C
+60°C
120mA
28V dc
120mA
250 V
-
-20 → +60°C
PR Electronics 2 Channel Galvanic Barrier, Pulse Isolator, NAMUR Sensor, Switch Input, NPN, Relay Output, ATEX
PR Electronics 2 Channel Galvanic Barrier, Pulse Isolator, NAMUR Sensor, Switch Input, NPN, Relay Output, ATEX
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RS Stock No.: 796-6979Brand: PR ElectronicsManufacturers Part No.: 5202B2

127.038 OMR

127.038 OMR Each (ex VAT)

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1127.038 OMR
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PR Electronics
2
Pulse Isolator
Galvanic Barrier
NPN, Relay
250V ac
-
ATEX
NAMUR Sensor, Switch
-
-20°C
+60°C
-
19.2 → 300 V dc, 21.6 → 253V ac
400mA
250 V ac
5200
-20 → +60°C

...