Key facts
- Manuals
- 2
- Languages
- ZH
- Last added
- 2012-04-09
Featured EC20-4AM manuals

Emerson EC20-4AM Analog Input/Output Module User Manual
The EC20-4AM is an analog input/output module for the EC20 series programmable controller. It connects to the system via an expansion cable and provides two analog input channels and two analog output channels, each configurable for voltage or current signals.
The manual describes the module's interface, wiring requirements, power specifications, performance parameters, buffer (BFM) settings, example applications, and procedures for running checks, fault diagnostics, and warranty information. This manual is written in Chinese.
Covers: Interface Description · Wiring Instructions · Power Specifications · Performance Specifications · Buffer (BFM) Settings · Application Examples
Latest EC20-4AM manuals
EC20-4AM analog input output module user manual(1)
The EC20 series programmable controller main module can expand multiple IO expansion modules and special function modules. The number of connected expansion modules depends on the power provided by the module.
Emerson EC20-4AM Analog Input/Output Module User Manual
User Manual 4 pages · 276 KB · ZHUser manual for the Emerson EC20-4AM analog I/O module, covering wiring, specifications, configuration and troubleshooting.
Which document do I need?
User Manual
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
