Introduction:
This instrument can test the engine coolant and other petroleum products for freezing point above -35 ℃. The instrument is composed of a compressor, evaporator, air coolers, high vacuum transparent glass Dewar bottles, for the convenience of users, this instrument adds the SCM timer alarm circuit of high technology, it can time and alarm every 15 seconds and 10 minutes, convenient and accurate, thanks to the intelligent digital temperature control device, so that the instrument temperature control and thermostat are very accurate.
Technical Specifications
Description |
Parameters |
Input voltage |
AC 220V ± 10% 50HZ |
The input power |
1.2KW |
Temperature range |
-40 ~ 30 ℃ |
Temperature accuracy |
0.5 ℃ (actual 0.1 ℃) |
Cooling time |
Room temperature 20 ℃, no more than 90 minutes (60 minutes at the factory) |
Test holes |
2 |
Cooling bath medium |
≥95% ethanol without water |
Sample stirring |
60 times per minute |
Ambient temperature |
Around room temperature 25 ℃ |
Relative humidity |
<85% RH |