



Introduction
The Honeywell 621-0307 Counter Module is designed to process and manage counting tasks in industrial automation systems. It efficiently tracks events or pulses from field devices, enabling accurate data acquisition and processing. The module supports high-speed counting applications, making it ideal for use in process control, manufacturing, and energy management. With its robust design and reliable performance, the 621-0307 ensures system accuracy and stability, even in demanding industrial environments.
Technical Specifications
| Feature | Specification |
|---|---|
| Part Number | 621-0307 |
| Module Type | Counter Module |
| Dimensions | 50 × 130 × 160 mm |
| Weight | 0.79 kg |
| Power Supply | 24 V DC |
| Mounting Type | DIN Rail |
| Operating Temperature | -20°C to 60°C |
| Communication Protocol | Modbus, Ethernet |
| Interface | Digital Pulse Inputs |
A DCS Q Co., Ltd. - PLC and DCS Industrial Control Equipment Wholesale