Name	Description	Category
Testo 0636 9735 Duct humidity / temperature probe for 435 HVAC and IAQ meters	Measuring Range: -4 to +160° F 0 to +100% RH Accuracy ±0.5° F ±2% RH (+2 to +98% RH) 0.5 in. Ø probe tip	Test Leads & Probes
Testo 0635 9535 Vane Velocity Measurement Probe with a Telescopic Handle	Ø 0.6 in. 35 in. telescopic handle Measuring range: +118 to +8000 Accuracy ±(40 fpm +1.5% of rdg.)	Test Leads & Probes
Testo 0635 9335 Vane Velocity probe with 2.36 in. diameter and Telescopic handle	Ø 2.4 in. 36 in. telescopic handle Measuring range: +50 to +4000 Accuracy ±(20 fpm +5% of rdg.)	Test Leads & Probes
Testo 0635 1535 Temperature, Air Velocity and Humidity probe with a telescopic handle	Measuring Range: -4 to +158° F 0 to +100% RH 0 to +4000 fpm Accuracy ±0.5° F ±2% RH (+2 to +98% RH) ±(6 fpm +4% of rdg.) 0.5 in. Ø with telescopic handle (max. 29 in.)	Test Leads & Probes
Testo 0635 1025 Hot-wire probe with a telescopic handle	32" telescopic handle Ø probe head 7.5 mm Measuring range 0 to +4000 fpm ± (6 fpm +5% of rdg.) 0 to 65.5 ft/s 0 to +20 m/s -4 to 158° F -20 to +70° C	Test Leads & Probes
Testo 0635 0545 Lux probe for measuring Light Intensity with HVAC and IAQ meters	Accuracy to DIN 5032, part 6: f1 = 6% = V(Lambda) adjustment f2 = 5% = cos-like weighting Lux 0 to +100000	Test Leads & Probes
Testo 0632 1535 Humidity, CO2, and Temperature Probe for HVAC and Indoor Air Quality Meters	Measuring Range: 32 to +122° F 0 to +100% RH 0 to +10000 ppm CO2 +240 to +460 H2O Accuracy ±0.5° F ±2% RH (+2 to +98% RH) ±(50 ppm CO2 ±2% of mv)(0 to +5000 ppm CO2) ±(100 ppm CO2 ±3% of mv) (+5001 to +10000 ppm CO2) ±2 H2O	Test Leads & Probes
Testo 0632 1260 Dual Wall Clearance Probe for O2 Supply Air Measurement	Dual wall clearance probe For O2 supply air measurement	Test Leads & Probes