Thermalert GP Series Operator’s Manual 55
B.6.6.2 Thermal
Temperature range: 0 to 500°C (32 to 932°F)
Spectral Response Range: 7.6 to 18 microns
Accuracy: ± 1% of reading ± 1°C (2°F)
@ 23°C ± 5°C (73 ± 9°F) ambient
Repeatability: ± 0.5% of reading or ± 1°C (2°F)
Temperature Resolution: ± 0.1°C (± 0.2°F)
Emissivity/Gain: 0.1 – 1.09 (adjustable)
Temperature Coefficient: 0.15°C per °C (0.15°F per °F)
Response Time: 400ms to 4/20mA output
Thermal Shock: ± 3.5°C at ∆T = 25°C (20 minutes)
B.6.6.3 Physical
Dimensions: (Refer to Figure B-13)
Weight: 50 g (2 oz. with 3 ft cable length)
Material: Stainless Steel
B.6.6.4 Environmental
Environmental Rating: NEMA-4 (IEC 529, IP 65)
EMI IEC 801-3, Level 1
Ambient Operating GPM head: 0 to 85°C (32 to 185°F)
Temperature Range: with air cooling: -18 to 200°C (0 to 392°F)
Storage Temperature: -18 to 85°C (0 to 185°F)
Relative Humidity: 10-95%, non-condensing
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