Rather than guessing, the instructs you to use AT (auto-tune):
| 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 - |
This article is an educational guide and does not replace the official Teqd-2301b Manual. Always refer to the original documentation provided by the manufacturer for binding specifications and safety instructions.
A: This is an analog controller. It uses a physical dial and a needle to display the temperature, as opposed to a digital one which uses LED numbers.
The Teqd-2301b manual is designed to provide users with a thorough understanding of the device's capabilities and limitations. Some of the key features of the manual include: Teqd-2301b Manual
No manual is complete without a robust troubleshooting guide. The includes a decision tree for the most common error codes:
Locate the analog rotary dial on the front face of the unit.
The Teqd-2301B manual is divided into several sections, each focusing on a specific aspect of the device:
According to data from Technopack Corporation and Electronics Panga , the controller operates under the following parameters: : 400∘C400 raised to the composed with power C Rather than guessing, the instructs you to use
Always ensure the yellow/green earth cable is reliably earthed to prevent electrical hazards. 🕹️ Operation Guidelines Operating the TEQD-2301B is straightforward due to its intuitive analog interface.
The keypad is locked. Press and hold UP and DOWN simultaneously for 5 seconds to unlock. This is described in Section 4.2.3 of the manual.
: Connect the thermocouple (e.g., E-type or J-type) to the designated input terminals.
The rear terminal block is labeled with numbers indicating power input, sensor connections, and output relays. Refer to the specific schematic printed on your unit's chassis: Always refer to the original documentation provided by
: Ensure the integrated vents on the back of the controller housing are unobstructed. Maintain at least 50mm of space from other heat-generating equipment (like large transformers or power resistors). 4. Wiring Diagram and Pin Out
If the temperature deviates significantly, check the thermocouple connections for loose wires or oxidation at the terminals. Links for Further Action
The TEQD-2301B analog temperature controller is a proven, reliable component central to countless industrial sealers. It’s a simple, effective, and easily replaceable part. When your machine starts acting up, checking the health and connections of this small controller is often the first and most effective step in diagnosis.