Desco 19203
Ground Hub Continuous Monitor with Type B Plug, North America
The Desco 19203 Ground Hub Continuous Monitor confirms the integrity of the resistance path from the common ground point to electrical ground. When plugged into an AC outlet, the green LED illuminates when the outlet’s wiring is correct and the path to equipment ground is intact. The red LED illuminates when either the outlet’s wiring is incorrect or the path-to-equipment ground is defective.
- Type B plug
- Meets ANSI/ESD S6.1 requirements
- NIST Calibrated
Key Features
- North American Outlet Monitor (Type B Plug): Monitors proper AC outlet wiring and meets the ANSI/ESD S6.1 requirement for verifying wiring orientation
- Six Banana Jacks and Six Screws for #8 Ring Terminals: Provides numerous groundable points for wrist straps, mats, carts, tools, and other items
- Quick Connect Terminal for #8 Rings: Provides verified ground point for mats, carts, tools, and other items
- Visual and Audible Indicators: Displays pass/fail conditions for outlet for grounding purposes of ESD Control Plans
- NIST Calibrated: Calibrated with accepted procedures and standards traceable to National Institute of Standards and Technology
Key Specifications
- Input Voltage and Frequency: 100-240 VAC, 50/60 Hz
- Operating Temperature: 50 to 95°F (10 to 35°C)
- Environmental Requirements:
- Indoor use only at altitudes less than 6500 ft. (2 km)
- Maximum relative humidity of 80% up to 85°F (30°C) decreasing linearly to 50% @ 85°F (30°C)
- Equipment Ground Conductor Test Limit: 10 kilohms (±25%)
- Dimensions: 3.0" x 2.0" x 1.4" (76 mm x 51 mm x 36 mm)
- Weight: 0.4 lbs (181 g)
The Desco 19203 Ground Hub Continuous Monitor confirms the integrity of the resistance path from the common ground point to electrical ground. It is designed in accordance with ESD TR 12-01 to “monitoring equipment ground connections.” Use the Ground Hub Continuous Monitor to fulfill the S6.1 Section 6.3.1 requirement: “The hot, neutral, and equipment grounding conductor shall be verified to be in the proper wiring orientation in accordance with the National Electric Code (ANS/NFPA-70).” This model supports use in North America and Japan with its Type B plug.
When the Ground Hub Continuous Monitor is plugged into an AC outlet, the green LED illuminates when both the outlet’s wiring is correct and the path to equipment ground via the equipment grounding conductor is intact. The monitor provides 13 verified ground points when in PASS condition. The red LED illuminates when either the outlet’s wiring is incorrect or the path-to-equipment ground is defective.
The outlet ground line is tested by measuring voltage between it and the neutral line. It is normal to have a few volts of AC induced on the neutral line. If the Ground Hub Continuous Monitor measures only a few volts, the ground line to neutral impedance is low and the ground line would make a suitable ESD ground point. If the monitor measures more than just a few volts between ground and neutral, this indicates either that they are not referenced to each other or that the outlet and associated wiring should be checked for loose connections. In this case, the Ground Hub Continuous Monitor will sound a warning alarm and display a red FAIL indication and should not be used for an ESD grounding point until corrected.
Country of Origin | United States |
---|---|
Brand | Desco |
Condition | NEW |
Vendor Alias | 19203 |
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