YA-K300 Gas Alarm Controller with 4-20mA & RS485 Output, 8 Detector Inputs, IP30 Rating
The YA-K300 series gas alarm controller works with YA-D series gas detectors to create comprehensive industrial gas monitoring systems. Designed for industrial environments requiring reliable gas detection and early warning capabilities.
- 4.3-inch industrial LCD display for clear gas concentration monitoring
- Audible and visual alarms with voice broadcast when thresholds exceeded
- Multiple output relays for controlling exhaust fans and solenoid valves
- Fast response time (≤30 seconds) with high reliability and low failure rate
- Multi-event delay confirmation to prevent false alarms
- Supports %LEL, PPM, mg/m³, ug/m³, %VOL measurement units
- 2 standard relays + 8 programmable relays with passive outputs
- Dual communication modes: 4-20mA and RS485 bus
- Data storage for over 2000 records
| Parameter | Specification |
|---|---|
| Power Supply | AC220V±15% 50~60Hz (optional standby power) |
| Power Consumption | ≤15W |
| Output Voltage | DC24V±25% |
| Detector Capacity | 8×4-20mA inputs + 99×RS485 inputs (recommend ≤12 sets) |
| Response Time (T90) | ≤30 seconds |
| Contact Output | 8 passive contacts (7A/250V capacity) |
| Protection Rating | IP30 |
| Operating Temperature | -20℃ to 50℃ |
| Communication Distance | ≤1200 meters |
| Dimensions | 432×284×83mm (without battery); 492×304×100mm (with battery) |
| Weight | ≤5kg |
The YA-K300 features an embedded microprocessor supporting comprehensive software functions including detector signal sampling, real-time data calculation, system fault detection, power management, and alarm peripheral drivers.
Ideal for residential, commercial, and industrial facilities requiring gas monitoring. Suitable for kitchens, manufacturing plants, processing facilities, pipelines, and storage tanks to ensure safety and prevent potential hazards.
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