温度保护
描述
TeSys Tera system 支持以下温度输入：
-
LTMT main unit 上的一个温度输入，可配置为 PT100 或 PTC。
温度保护功能生成以下信号：
-
报警：温度值高于报警级别。
-
脱扣：在所需时间延迟内，温度值高于脱扣级别。
LTMT Main Unit 参数设置
LTMT main unit 的温度保护功能具有以下可配置的设置：
|
Parameter |
Setting range |
Default value |
|---|---|---|
|
Function |
|
Disable |
|
PT100 trip level (applicable if PT100 sensor is selected) |
25.0–180.0 °C in step of 0.1 °C |
130.0 °C |
|
PTC trip level (applicable if PTC sensor is selected) |
2700–4000 Ω in step of 1 Ω |
2700 Ω |
|
PTC trip level reset (if PTC sensor is selected) |
1600–2300 Ω in step of 1 Ω |
1600 Ω |
|
Time Delay |
0.1–6000.0 s in step of 0.1 s |
1 s |
|
PT100 alarm level (applicable if PT100 sensor is selected) |
25.0–180.0 °C in step of 0.1 °C |
130.0 °C |
|
Reset Mode |
|
DI + Reset Key |
|
Auto-Reset Delay (applicable only if Reset mode is Auto) |
0.0–6000.0 s in step of 0.1 s |
0 s |