Temperature Protection
Description
The TeSys Tera system supports temperature inputs:
-
One temperature input on LTMT main unit, that can be configured as PT100 or PTC.
The temperature protection function generates the following signals:
-
Alarm: Temperature value goes above the alarm level.
-
Trip: Temperature value goes above the pickup level for the desired time delay.
LTMT Main Unit Parameter Setting
The temperature protection function of the LTMT main unit has the following configurable settings:
|
Parameter |
Setting range |
Default value |
|---|---|---|
|
Function |
|
Disable |
|
PT100 pickup level (applicable if PT100 sensor is selected) |
25.0–180.0 °C in step of 0.1 °C |
130.0 °C |
|
Binary PTC pickup level (applicable if PTC sensor is selected) |
2700–4000 Ω in step of 1 Ω |
2700 Ω |
|
Binary PTC pickup reset |
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 |