| Terminal | Label | Function | |----------|-------|----------| | 1 | L (85–265V AC) | Power input phase | | 2 | N | Neutral | | 3 | ⏚ | Earth ground | | 4 | A+ | Sensor input channel A (+) | | 5 | A- | Sensor input channel A (-) | | 6 | B+ | Sensor input channel B (+) | | 7 | B- | Sensor input channel B (-) | | 8 | OUT+ | 4-20mA output (+) | | 9 | OUT- | 4-20mA output (–) | | 10 | COM | Relay common (Alarm 1) | | 11 | NO | Relay 1 N.O. | | 12 | COM | Relay common (Alarm 2) | | 13 | NO | Relay 2 N.O. | | 14 | D+ | RS-485 A / Data + | | 15 | D- | RS-485 B / Data - |
If your device is not a speaker (for example, if it is a specialized industrial sensor, a medical device, or a computer part), please provide more details about what the device looks like or its function, and I can provide a more tailored guide. Teqd-2301b Manual
For machines that have been idle or are new, it is recommended to preheat at a low temperature for several minutes to remove any moisture from the electrothermal components. ⚠️ Maintenance & Troubleshooting For machines that have been idle or are