Test principle | thin-film capacitor |
Display mode | 128×64 matrix dot LCD |
Test range |
basic type,-60 ~ +20℃ standard type,-80 ~ +20℃ expansive type,-100 ~ +20℃ |
Resolution | 0.1℃ |
Accuracy | ≤±2℃ |
Repeatability | ≤±1.5℃ |
Stabilization | ≤±1.0%FS/7d |
Response time |
-40→-10℃5s(10s) -10→-40℃15s(240s) |
Working temperature | -10 ~ +50℃ |
Sampling mode | sample gas pass-in or extraction |
Sample gas flow | 2 ~ 4L/min |
Sample gas pressure | (without pump) 0.05MPa≤entrance displayed pressure≤ 0.35MPa |
Sample gas pressure | (with pump) micro-positive pressure, micro-negative pressure or ordinary pressure |
Background gas | He, H2, CO2, N2, inactive gas |
Appearance Size | 155mm×260mm×340mm(H×W×D) |
Serving life | >48 months (under normal use) |
Gas circuit port | NPT 1/8 internal thread |
Power supply | AC220V±10% 50/60Hz transferred to D12V 2.5A |
Install mode | portable charging |