Product Description
SAGINOMIYA S508 SMP-MB
The Saginomiya S508 SMP-MB is a high-performance step motor pulse driver specifically engineered for controlling electronic expansion valves in refrigeration and air conditioning systems. This driver utilizes Modbus RTU communication via an RS-485 interface, allowing for seamless integration with modern PLCs, building management systems (BMS), and other digital controllers. It provides precise and stable control over refrigerant flow by accurately positioning the valve, which is crucial for optimizing system efficiency and maintaining desired superheat levels. Designed for DIN rail mounting, the SMP-MB driver is compact and easy to install, making it an ideal solution for both new installations and system upgrades in commercial HVAC-R applications.
Technical Specifications:
- Model: SMP-MB
- Power Supply Voltage: 24V DC ±10%
- Control Method: Communication control via RS-485 (Modbus RTU)
- Applicable Motor: 2-phase stepping motor (for Saginomiya UKV, SEV, XEV series valves)
- Mounting: DIN rail mounting
- Operating Ambient Temperature: 0 to 50°C

SAGLNOMIYA S508 SMP-MB
Discover the Saginomiya S508 SMP-MB, a reliable stepper motor driver with Modbus RTU communication for precise control of electronic expansion valves in HVAC-R systems.





