Adash A3900 II
One-Channel Online Vibration & Bearing Monitor
The Adash A3900 II is a compact single-channel online vibration monitor designed for continuous machine protection and bearing monitoring. Installed directly on DIN-rail or control panels, the A3900 II displays live overall vibration values on its front LED screen, provides traffic-light ISO 10816 status LEDs, and outputs 4–20 mA analog signals alongside relay trip contacts for PLC/DCS integration.
Key Capabilities of Adash A3900 II
Simple, reliable single-channel monitoring for motors, pumps, fans, and gearboxes.
Front Panel LED Display
Displays real-time numerical overall vibration velocity (RMS mm/s) or acceleration (Peak g) directly on the front panel display.
ISO 10816 Traffic Light LEDs
Features clear Green (Good), Yellow (Alert), and Red (Danger) LED indicators based on ISO 10816 machinery severity standards.
4–20 mA Current Loop Output
Directly feeds live vibration levels into PLC, DCS, or plant automation system 4–20 mA analog input cards.
Dual Relay Alarm Contacts
Includes 2 dry relay contacts for Warning alert and Danger machine shutdown protection when limits are exceeded.
Compact DIN-Rail Design
Ultra-compact 90 x 53 x 58 mm DIN-rail mount housing fits easily inside electrical control boxes and motor starter panels.
Plug & Play Installation
Simple terminal block wiring for standard ICP accelerometers with zero software configuration required.
Technical Specifications
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Simple Single-Asset Monitoring with Adash A3900 II
Contact Alpha Industrial Services—Authorized distributor & certified service partner for Adash in Bangladesh.