| Model | ST40A | ST40B | ST40C |
| Temperature Range | 600℃~1800℃ | 800℃~2500℃ | 1000℃~3000℃ |
| Accuracy Of Measurement | ±1% of reading value | ||
| Repeat Accuracy | ±0.5% of reading value | ||
| Resolution | 1℃ | ||
| Response Time | Less than 50ms | ||
| Display Mode | LCD display with backlight | ||
| Emittance | 0.10~1.00 adjustable, step length: 0.01 | ||
| Display | Instantaneous value, maximum value, average value | ||
| Working Band | 1.0μm | ||
| Distance Coefficient | 400:1 | ||
| Sighting Method | Telescope aiming | ||
| Power Supply | 24V DC±10% 100mA | ||
| Output | 4~20mA, RS485 | ||
| Operating Voltage | 9V battery (6F22) 1 section | ||
| Working Current | Less than 22mA | ||
| Operating Temperature | -10℃~+60℃, water cooling 150℃ | ||
| Storage Conditions | -20℃~60℃ | ||
| Relative Humidity | 10%~90% RH non-condensing | ||
| Waterproof Rating | IP65 | ||
| Shell Material | Stainless steel | ||
| Instrument Volume | 167mm×Ф50mm | ||
| Instrument Weight | 600g | ||