SPECIFICATIONS（TEC103）
PARAMETERS |
MODEL |
UNIT |
|
TEC103L |
TEC103 |
||
|
24-hour Temperature Measurement Stability (with the matched thermistor) |
<0.001@20℃ |
<0.001@20℃ |
℃ |
|
Temperature drift caused by ambient temperature |
0.0001 |
0.0001 |
℃/℃ |
|
Optimal Temperature Control Stability (related to the overall system) |
±0.01 |
±0.001 |
°C |
|
Temperature Change Limit Setting Range |
0.1~10 |
0.1~10 |
℃/s |
|
Temperature Setting Method |
UART |
UART |
|
|
Power Supply Voltage (Short-term Maximum Voltage: 28V) |
7~24 |
7~24 |
V |
|
Output Polarity |
Bipolar、Unipolar |
Bipolar、Unipolar |
V |
|
Number of Temperature Control Zones |
1 |
1 |
|
|
Maximum Output Voltage |
±90%Vin (Settable) |
±90%Vin (Settable) |
|
|
Rated Current@24V |
±3 |
±3 |
A |
|
Ambient Temperature |
-55~60 |
-55~60 |
°C |
|
Ambient Humidity |
0-98 |
0-98 |
%RH |
|
Thermal Dissipation Requirements |
No Additional Thermal Dissipation Needed Within Rated Operating Range |
No Additional Thermal Dissipation Needed Within Rated Operating Range |
|
|
Circuit Board Overheat Protection |
Yes |
Yes |
|
|
Power Loss Memory |
Yes |
Yes |
|
|
PID Parameters |
User Adjustable |
User Adjustable |
|
|
Size |
46.5*39.0*9.6 |
46.5*39.0*9.6 |
mm³ |
|
Weight |
≈30 |
≈30 |
g |
Dimensional Drawing
。
Interfaces
Pin Number |
Pin Name |
Pin Type |
Pin Definition (High Level: 3.3V, Low Level: 0V) |
|
1 |
GND |
Input |
Power Input Negative Pole (Low Current). |
|
2 |
STATE |
Output |
Temperature Control Status Output. High Level: Temperature control is functioning normally (temperature control error < 0.01°C). Low Level: Temperature control anomaly detected (temperature control error ≥ 0.01°C). The temperature control standard of 0.01°C can be set. |
|
3 |
ENABLE |
Input |
Output Enable Pin. High Level (Default): Enables temperature control output. Low Level: Disables temperature control output. |
|
4 |
TX2 |
Output |
Serial Port 2 Receiver, TTL Level, used for connecting to the Screen Display Control Module. |
|
5 |
RX2 |
Input |
Serial Port 2 Receiver, TTL Level, used for connecting to the Screen Display Control Module. |
|
6 |
VCC |
Output |
3.3V Output, intended for connection to the screen display control module and not recommended for other uses. |
|
7 |
TX1 |
Output |
Serial Port 1 Receive End, TTL level, used for connecting to PC control software. Data bits: 8 bits, Stop bits: 1 bit, Parity: None, Baud Rate: 38400. |
|
8 |
RX1 |
Input |
Serial Port 1 Receive End, TTL level, used for connecting to PC control software. Data bits: 8 bits, Stop bits: 1 bit, Parity: None, Baud Rate: 38400. |
|
9 |
NTC- |
Input |
Thermistor (NTC) Interface, compatible with different resistance values of NTC thermistors, with wiring polarity not required. |
|
10 |
NTC+ |
Input |
Thermistor (NTC) Interface, compatible with different resistance values of NTC thermistors, with wiring polarity not required. |
|
11 |
GND |
Input |
Power Input Negative Pole (High Current). |
|
12 |
GND |
Input |
Power Input Negative Pole (High Current). |
|
13 |
Vin |
Input |
Power Input Positive Pole, with an input voltage range of 7 to 24V. |
|
14 |
Vin |
Input |
Power Input Positive Pole, with an input voltage range of 7 to 24V. |
|
15 |
TEC- |
Output |
The negative terminal of the temperature control current output is usually connected to the negative terminal of the Thermoelectric Cooler (TEC). |
|
16 |
TEC- |
Output |
The negative terminal of the temperature control current output is usually connected to the negative terminal of the Thermoelectric Cooler (TEC). |
|
17 |
TEC+ |
Output |
The positive terminal of the temperature control current output is typically connected to the positive terminal of the Thermoelectric Cooler (TEC). |
|
18 |
TEC+ |
Output |
The positive terminal of the temperature control current output is typically connected to the positive terminal of the Thermoelectric Cooler (TEC). |
。