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High-Quality Industrial and Commercial Gas Detector Shield SD2100E Series Manufacturer, Factory
Product Description
Product Overview & Features
Product Features
- Adapted to bus system and 4-20mA split line system, convenient for system design and expansion;
- Sensor modules are replaceable, reducing use and maintenance costs;
- Infrared remote control for on-site operation without opening the lid;
- Digital tube display, real-time display of gas concentration and equipment status;
- With its own linkage control output, it can control the sound and light or fan/valve on site;
- Double outlet structure for easy on-site construction;
- Built-in temperature detection function, to ensure that the product in a variety of temperature environment detection is accurate and effective.
Unboxing and Inspection
Accessories for the whole machine: product manual (1 pc), factory inspection report (1 pc), certificate of conformity (1 pc), mounting plate (1 pc), mounting fittings (1 pc).
Open the box and check: no scratches on the appearance of the product, the label is complete and clear, and the accessories are complete.
Technical Parameters
| Detecting gas | Methane/propane/other gases |
|---|---|
| Detection Principle | Catalytic Combustion / Infrared / Electrochemical / Semiconductor / PID |
| Sampling method | Diffusion |
| Measuring range | (3~ 100)%LEL or others |
| Alarm setpoint (default for combustible gases) | 25% LEL low limit 50% LEL high limit |
| Alarm error | ±3%F.S |
| Response time | Combustible gas ≤30S(T90) / toxic gas ≤60S(T90) |
| Power consumption | ≤3W (DC24V) |
| Protection class | IP66 |
| Explosion-proof grade | ExdⅡCT6Gb |
| Communication mode | S-BUS bus & 4-20mA wiring system |
| External control output | 1 passive switch signal, contact capacity 1A/AC220V or 1A/DC24V |
| Sensor life | Three years (catalytic typical) |
| Storage Temperature | -25℃~+55℃ |
| Use environment | Temperature -40℃~+70℃, relative humidity ≤93%RH |
| Explosion-proof cable introduction interface | wire outer diameter 9-10mm |
| Threaded connection size | G3/4 |
| Product weight | About 880g |
| Product size | 156.5mm x 150.5mm x 76.5mm |
Structure & Components
Description of Display Components
| Display Status | Status Description |
|---|---|
| — | Equipment self-test |
| [Blank] | Equipment failure |
| -E1- | Sensor failure |
| -E2- | Sensor anomaly |
Installation Diagram (Dimensions: mm)
Installation Methods
Ceiling Installation
Wall Mount
Cross-pipe Installation
Vertical Pipe Installation
Mounting Plate
Wiring Terminal Diagram and Description
Safety Instructions for Use
To ensure that you fully understand the characteristics, functions and operating requirements of the product, so as to avoid any unnecessary damage or accidents. Before using the product, please be sure to read and understand the contents of this manual completely, especially the warnings and precautions, and keep this manual appropriately.
Restrictions on Use and Warnings
Distress
1. Please disconnect the power supply before wiring, removing wires and other work, do not operate with electricity;
2. Do not place the equipment in explosive, humid, dusty, extremely hot, extremely cold, corrosive gases, strong electromagnetic radiation or unstable lighting conditions and other environments;
3. It is strictly prohibited to open the cover with electricity.
Warnings
1. It is strictly prohibited to disassemble and dismantle the equipment and other operations;
2. Please ensure that the power supply has been disconnected and the equipment is in a stable state before maintaining the equipment;
3. Prohibit unauthorized maintenance operations, maintenance should contact after-sales support.
Warnings
1. Operators are required to take safety precautions to ensure personal safety;
2. If you have any questions or uncertainties, please read the manual carefully or consult the after-sales support.
Frequently Asked Questions (FAQ)
Q1: Which gases can this detector monitor?
It is designed to detect Methane, propane, and various other combustible or toxic gases using catalytic combustion, infrared, electrochemical, semiconductor, or PID detection principles.
Q2: What communication wiring systems are supported?
The unit supports both S-BUS bus and 4-20mA split-line wiring systems, offering high flexibility for system integration and future expansions.
Q3: How can settings be adjusted on site without compromising safety?
The detector supports an infrared remote control, enabling users to perform on-site adjustments and operations conveniently without opening the explosion-proof lid.
Q4: What mounting options are available for installation?
Multiple mounting configurations are available, including ceiling installation, wall mount, cross-pipe installation, and vertical pipe installation.
Q5: What do error codes "-E1-" and "-E2-" indicate on the display?
The code "-E1-" indicates a sensor failure, while "-E2-" signifies a sensor anomaly. In either case, maintenance or sensor module replacement is advised.
Q6: What is the ingress and explosion-proof rating of this device?
The detector is certified with an IP66 protection rating and an ExdⅡCT6Gb explosion-proof grade, making it suitable for harsh industrial and commercial environments.





