The Zellweger Analytics 04230-A-1001 (Calibrator Type SHC-1) is a specialized, portable field tool designed for the maintenance and calibration of Honeywell/Zellweger gas detection systems. As a rugged, handheld interface, it allows technicians to communicate directly with sensor heads, providing a streamlined way to adjust zero/span settings, check sensor life, and ensure the integrity of life-safety monitoring equipment.
Technical Datasheet
Product Specifications
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Model Number: 04230-A-1001
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Calibrator Type: SHC-1 (Smart Handheld Calibrator)
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Compatibility: Optimized for Excel, Searchline Excel, and various Zellweger sensor series.
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Interface: Multi-pin connector for direct sensor link.
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Display: Integrated LCD for real-time value monitoring.
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Enclosure Material: Impact-resistant industrial polymer.
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Dimensions: 185mm x 95mm x 45mm.
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Weight: 0.55 kg (excluding carrying case).
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Country of Origin: United Kingdom / United States (depending on manufacturing batch).
Application Areas
The SHC-1 is primarily utilized in industrial environments where gas monitoring is critical for safety. This includes offshore oil and gas platforms, petrochemical refineries, wastewater treatment facilities, and large-scale manufacturing plants. It is the go-to tool for commissioning new gas detectors and performing routine quarterly safety audits.
Product Instructions
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Connection: Power down or bypass the local alarm controller to prevent false alarms. Connect the SHC-1 to the calibration port of the sensor head using the designated interface cable.
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Power On: Turn on the calibrator. It will automatically initialize and attempt to communicate with the connected sensor.
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Zero Calibration: Ensure the sensor is in a clean air environment (or use zero-grade air). Follow the on-screen prompts to set the baseline zero point.
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Span Calibration: Apply the known concentration of calibration gas. Wait for the reading to stabilize on the SHC-1 display, then adjust the span value to match the gas cylinder concentration.
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Disconnection: Once “Calibration Successful” is displayed, disconnect the unit and return the sensor to normal operation mode
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Q&A: Frequently Asked Questions
What does the ‘SHC’ stand for in the model name? It stands for Smart Handheld Calibrator. It is “smart” because it can read the internal diagnostics and serial information directly from the digital sensor heads.
Can this unit be used with non-Zellweger sensors? No, the SHC-1 uses proprietary communication protocols specifically designed for Zellweger (now Honeywell) gas detection equipment.
What should I do if the screen displays a ‘Communication Error’? First, check the cable pins for debris or damage. Ensure the sensor head is powered correctly, as the SHC-1 often relies on the loop power of the sensor to establish a data handshake.
Does the SHC-1 require its own annual calibration? The SHC-1 itself is a diagnostic interface tool. While the sensors it calibrates must be tested, the SHC-1 usually only requires a functional check unless local regulatory standards dictate otherwise.
Recommended Similar Models
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Zellweger 04230-A-1002 (SHC-1 variant for specific gas types)
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Honeywell Searchline Excel Handheld Interrogator
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Zellweger 04230-A-1005 Calibration Kit
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Honeywell SHC-1 Protection Cap Assembly
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Zellweger 04300-A-1001 Field Service Tool
