The testo 316-4 set 2 with leak detector for ammonia (NH3) including refrigerant sensor head, case, mains unit and earphones – for fast, reliable leak location.
| Operating humidity | 20 to 80 %RH |
|---|---|
| Weight | 348 g |
| Reaction time | < 1 s |
| Dimensions | 190 x 57 x 42 mm |
| Operating temperature | -20 to +50 °C |
| Product colour | Black |
| Length of gooseneck | 370 mm |
| Start-up time | < 50 s (0 ... +50 °C); < 80 s (-20 ... 0 °C) |
| Detectable | R134a; R22; R404A; H₂ and all common refrigerants such as CFC, HCFC, HFC NH₃ (separate sensor head) |
| Sensitivity | 3 g/a |
| Leakage alarm | optical and audible alarm |
| Standards | EN 14624:2012 |
| Alarm function | Optical; audible |
| Battery type | 1 battery block (6 cells NiMh) |
| Battery life | 6 h (Continuous operation) |
| Storage temperature | -25 to +70 °C |
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