Counter Module Modbus | Modbus Pulse Counter | Acquisition Module | Pulse Meter Modbus - Voltage Meters - Aliexpress
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S0 pulse counter with MODBUS RTU interface - TDI340
Modbus RTU Remote I/O Module Supports Pulse counter with 4/8/16 Digital inputs inbuilt watchdog - AliExpress
S0 pulse counter with Modbus interface EEM-CONVERTER
S0 pulse counter with SNMP and Modbus/TCP | HW-group.com
S0 pulse counter with SNMP and Modbus/TCP | HW-group.com
iSMA-B-8I-IP Pulse Counter & Modbus RS485/IP Gateway for Utility Meter — Innon Energy LTD
Modbus I/O modules for distributed data acquisition and control
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S0 Pulse Counter Counter with Modbus Interface | Meter Accessories | Metering Devices | Field Devices | Meter Accessories | Honeywell Building Solutions
D1600M Modbus Modules with Frequency Input | DGH Corporation