Key facts
- Brand
- PMA
- Model
- Digital 280
- Category
- Other Electronics
- Documents
- 2
- Languages
- EN
- Last added
- 2012-07-10
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PMA Digital 280 Digital Indicator User Manual
The PMA Digital 280 is a universal digital indicator designed for industrial applications where temperatures, pressures, or other physical parameters need to be displayed. It features a universal input circuit capable of connecting thermocouples, resistance thermometers, and sensors with voltage or current output without requiring plug-in modules or configuration jumpers. The device allows for input signal scaling, limit monitoring, and provides two relay outputs for alarm signaling.
Read onlinePMA Digital 280 specifications
| Display | 4-digit LED in red or green |
|---|---|
| Input Resistance | > 1 MΩ |
| Display Error | < 0.05% + 1 digit |
| Resolution | approx. 20,000 steps |
| Measuring Sequence | 200 ms |
| Operating Temperature | 0...+60°C |
| Storage Temperature | -20...+70°C |
| Power Consumption | approx. 5 VA |
| Weight | approx. 0.4 kg |
All PMA Digital 280 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What sensors can the Digital 280 connect?
It is suitable for connecting thermocouples, resistance thermometers, potentiometric transducers, and current/voltage signals.
Does the Digital 280 require plug-in modules?
No, it is a one version for all input sources, fulfilling the prerequisite for the reduction of instrument stock.
What is the maximum operating temperature?
The device can operate in temperatures ranging from -20 to 65°C.
Does the Digital 280-1 support Modbus RTU?
Yes, it features an RS 422/485 interface with Modbus RTU protocol.