Digital Gauges: Frequently Asked Questions
Question number FAQ-0101
What is the successor to the DG-410?
There are two models with a comparator function: the DG4280 and the DG4240. The DG4280 has the same functionality as the comparator output of the DG410.
（1） DG4280
| Output conditions (judgment criteria) | Judgment output |
|---|---|
Set polarity = Measured polarity | The preset indicator light is red. Preset output relay ON BCD out connector: Preset output ON |
（2） DG4240
The contact output specifications are categorized into three types: LOWER, OK, and UPPER.
| Judgment criteria | Judgement | Display and output of judgment results |
|---|---|---|
| LOWER setting value ≥ Displayed value | LOWER | - The LOWER indicator light on the COMPARATOR indicator lights up red. ・LOWER output relays (NO.10, 11) ON - SCD OUT connector LOWER output (pin 22) ON |
| LOWER setting value < Displayed value < UPPER setting value | OK | - The COMPARATOR indicator light is green when it shows OK. - OK output relay (No. 12 13) ON - SCD OUT connector OK output (pin 22) ON |
| UPPER setting value ≤ Display value | UPPER | - The UPPER indicator light on the COMPARATOR indicator lights up red. ・UPPER output relay (No. 14 15) ON - BCD OUT connector UPPER output (pin 23) ON |
For more details, please refer to the FAQs for DG4280 and DG4240.
Last updated: 2001-01-12