Key facts
- Brand
- Emerson
- Model
- EC20-4AM
- Category
- Industrial Robot
- Industry
- Industrial
- Documents
- 2
- Languages
- ZH
- Last added
- 2012-04-09
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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.
The manual describes the module’s interface, wiring recommendations, BFM configuration registers, example applications, and fault checking procedures. It also includes warranty information and contact details for Emerson China. This manual is written in Chinese.
Emerson EC20-4AM specifications
| Power supply | 24 VDC ±15 % (max ripple 5 %, 90 mA) |
|---|---|
| AD conversion speed | 153 ms/channel (normal), faster mode available |
| DA conversion speed | 6 ms/channel (max) |
| Input impedance | 200 kΩ |
| Analog input range | -10 V ~ +10 V (voltage) or -20 mA ~ +20 mA (current) |
| Analog output range | -10 V ~ +10 V (voltage) or 0 ~ 20 mA (current) |
| Default sampling count | 8 samples per channel |
Source: Emerson EC20-4AM Analog Input/Output Module User Manual
All Emerson EC20-4AM documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How is the EC20-4AM connected to the controller system?
The module is inserted into the system with an expansion cable that plugs into the main module or any other expansion module’s cable interface.
From: Emerson EC20-4AM Analog Input/Output Module User Manual
What does the POWER indicator LED indicate?
When the POWER LED is lit, the expansion cable is correctly connected; if it is off, check the cable connection and the main module.
From: Emerson EC20-4AM Analog Input/Output Module User Manual