Standard Signal Line & Pulse Use
Life Monitor
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Lightning Surge Protector for Standard Signal Line (ultra-slim; life monitor)
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Model : MD7AST
- High discharge current capacity 20 kA (8 / 20 μs), 1 kA (10 / 350 μs)
- Ultra-thin 7-mm-wide module can be mounted in high density
- Excellent protection employing multi-stage SPD circuits
- DIN rail mounting and grounding
- Shield terminal provided
- Life monitor function helps you to decide when you should replace the surge protector; reduces maintenance and prevents downtime
- Incorporated battery
- Pressing CHK (Check) button confirms with LEDs the degradation and life span of the surge protection circuits
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Lightning Surge Protector for Standard Signal Line & Pulse Use
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2- wire transmitters
- Life monitor function helps you to decide when you should replace the surge protector; reduces maintenance and prevents downtime
- Pressing CHK (Check) button confirms the degradation and life span of the surge protection circuits with LEDs
- Absorbs surges only without affecting instrumentation signal
- No interruption of signal by unplugging surge protector element
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Lightning Surge Protector for Standard Signal Line & Pulse Use (life monitor)
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24 V DC line voltage Model : MDM2A-2448 V or 65 V DC line voltage Model : MDM2A-65
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Absorbs surges only without affecting instrumentation signal
- Life monitor function helps you to decide when you should replace the surge protector; reduces maintenance and prevents downtime
- LED display and alarm contact output indicate the degradation and life span of the surge protection circuits
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Lightning Surge Protector for Standard Signal Line & Pulse Use (life monitor, 24 V, 48 V or 65 V DC line voltage, photovoltaic system, instrument shelter)
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Model : MDM2AT
- Designed specifically for 4 – 20 mA DC and pulse signal lines
- Absorbs surges only without affecting instrumentation signal
- Life monitor function helps you to decide when you should replace the surge protector; reduces time and effort for maintenance and prevents downtime
- LED display and alarm output indicate the degradation and life span of the surge protection circuits
- Wide range of operating temperature from -20 to +70°C (-4 to +158°F)
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Ultra-slim, Compact-size
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Lightning Surge Protector for Standard Signal Line (ultra-slim)
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Model : MD7ST
- High discharge current capacity 20 kA (8 / 20μs), 1 kA (10 / 350 μs)
- Ultra-thin 7-mm-wide module can be mounted in high density
- Excellent protection employing multi-stage SPD circuits
- DIN rail mounting and grounding
- Shield terminal provided
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Lightning Surge Protector for Standard Signal Line & Pulse Use
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Absorbs surges only without affecting instrumentation signal
- No interruption of signal by unplugging surge protector element
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Lightning Surge Protector for Standard Signal Line & Pulse Use (photovoltaic system, instrument shelter)
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Absorbs surges only without affecting instrumentation signal
- No interruption of signal by unplugging surge protector element
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Lightning Surge Protector for Standard Signal Line & Pulse use (24 V DC; rack mounted)
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Model : MGD-24
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Absorbing surges only without affecting instrumentation signal
- Rack-mounted
- Two channels in one housing
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Lightning Surge Protector for Standard Signal Line Use
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Model : MDK-24
- Designed specifically for 4 – 20 mA DC line including both 4-wire and 2-wire transmitters
- Voltage & current signals up to 30 V DC
- Absorbing surges only without affecting instrumentation signal
- Shallow depth
- DIN rail mounting
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High Discharge Current Capacity, Fast Response
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Lightning Surge Protector for Standard Signal Line (fast response: 3 nsec.)
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Model : MDJST
- Designed specifically for 4 – 20 mA DC and pulse signal line
- Battery-powered status indicator
- High discharge current capacity 20 kA (8/20 μs)
- Shield terminal provided
- Compatible with IEC 61643-21 categories C1, C2, D1.
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Lightning Surge Protector for Standard Signal Line Use (high discharge current capacity)
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Model : MMD
- Designed specifically for 4 – 20 mA DC line including both 4-wire and 2-wire transmitters
- Discharge current capacity 10000 A
- Absorbing surges only without affecting instrumentation signal
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Lightning Surge Protector for Standard Signal Line Use (high speed/high discharge current capacity)
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Model : MMDH
- Designed specifically for 4 – 20 mA DC line including both 4-wire and 2-wire transmitters
- Discharge current capacity 20000 A
- Absorbing surges only without affecting instrumentation signal
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Weather-proof
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Lightning Surge Protector for Standard Signal Line & Pulse Use (conduit mount, weather-proof)
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Direct mount in a wiring conduit of outdoor enclosures
- Absorbs surges only without affecting instrumentation signal
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Lightning Surge Protector for Standard Signal Line & Pulse Use (conduit mount, weather-proof)
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Direct mount in a wiring conduit of outdoor enclosures
- Absorbs surges only without affecting instrumentation signal
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Lightning Surge Protector for Standard Signal Line & Pulse Use (conduit mount, weather-proof)
- Designed specifically for 4 – 20 mA DC and pulse signal line including both 4-wire and 2-wire transmitters
- Direct mount in a wiring conduit of outdoor enclosures
- Absorbs surges only without affecting instrumentation signal
Two-wire Signal Loop, Three-wire Signal Loop
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Lightning Surge Protector for Two-Wire Signal Loop (ultra-slim)
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Model : MD72W
- High discharge current capacity 20 kA (8 / 20μs), 1 kA (10 / 350 μs)
- Ultra-thin 7-mm-wide module can be mounted in high density
- Excellent protection employing multi-stage SPD circuits
- DIN rail mounting and grounding
- Loop disconnect fuse
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Lightning Surge Protector for Two-Wire Signal Loop (ultra-slim; 2 channels)
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Model : MD72WD
- High discharge current capacity 20 kA (8 / 20 μs), 1 kA (10 / 350 μs)
- Ultra-thin 7-mm-wide module can be mounted in high density
- 2 channels packed in one housing
- Excellent protection employing multi-stage SPD circuits
- DIN rail mounting and grounding
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Lightning Surge Protector for Three-Wire Signal Loop (ultra-slim)
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Model : MD73W
- High discharge current capacity 20 kA (8 / 20 μs), 1 kA (10 / 350 μs)
- Ultra-thin 7-mm-wide module can be mounted in high density
- Excellent protection employing multi-stage SPD circuits
- DIN rail mounting and grounding
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