OUTSIDE AIR TEMPERATURE SENSORNEMA 4X, Removable Terminal Block23.0001.000 x Ø0.250BULLET PROBEWIRES 22AWG 7/30STRANDED ETCHED TEFLON.650.250STRIPPING LENGTH®3-31/64[88.5]3[76.2]6-3/8[161.48]2-3/4[69.85]2x 5/16[7.94]1-31/64[37.70]1-27/64[36.12]2X Ø.1882X .2502X.3754[101.6]SURFACE MOUNT TEMPERATURE SENSORRTD and Thermistor, 304 SS ProbeThe Series S2-1 Surface Mount Temperature Sensor provides a cost effective and reliable solution for surface contact temperature measurement of conditioned water pipes, low pressure steam or refrigerant lines.FEATURES/BENEFITS• Low profile sensor can be taped or strapped to the outside of a pipe• Ideal for applications where immersion wells are not feasibleAPPLICATIONS• Heating or cooling loop line temperature monitoring• HVAC systemsThe Series O-4 Outside Air Temperature Sensor is great for monitoring ambient air temperatures in outdoor applications. The temperature sensors are mounted in a NEMA 4X enclosure with integral mounting tabs.FEATURES/BENEFITS• NEMA 4X weatherproof housing• Surface or suspension mountAPPLICATIONS• Agricultural house ventilation• HVAC and building automationSPECIFICATIONSAccuracy: Platinum RTD: ±0.1% @ 32°F (0°C), alpha 385 per DIN 43760; Nickel RTD: ±0.5°F @ 70°F (21.1°C); Balco®: ±0.5°F @ 70°F (21.1°C); Thermistor: ±0.2°C interchangeable @ 77°F (25°C).Operating Temperature: -40 to 250°F (-40 to 125°C).Probe Diameter: 1/4˝ (6.3 mm).Probe Length: 1˝ (25 mm).Probe Material: 304 SS.SPECIFICATIONSAccuracy: Thermistor temperature sensor: ±0.22°C @ 25°C (±0.4°F @ 77°F); RTD temperature sensor: DIN class B: ±0.3°C @ 0°C (±0.54°F @ 32°F).Operating Temperature: -40 to 250°F.Probe Diameter: 0.235˝ (5.97 mm).Probe Length: 3.5˝.Probe Material: 304 SS.Mounting: Suspension or surface.Enclosure Rating: NEMA 4X (IP66).Weight: 3 oz (85 g).Agency Approvals: Meets the technical requirements of EU Directive 2011/65/EU (RoHS II).S2-1X No HousingBalco® is a registered trademark of CRS Holdings, Inc.Teflon® is a registered trademark of E.I. Dupont De Nemours and CompanyDWYER INSTRUMENTS, INC. | dwyer-inst.com164Temperature SensorsTEMPERATURESERIES O-4SERIES S2-1®VIDEO ONLINEVIDEO ONLINEMODEL CHARTModelSensor TypeModelSensor TypeS2-11S2-12S2-13S2-14S2-15S2-16Pt100 Ω RTDPt1000 Ω RTDNi1000 Ω RTD1000 Ω Balco® RTD10k Ω type II thermistor3k Ω NTC thermistorS2-17S2-18S2-19S2-1AS2-1B5k Ω NTC thermistor100k Ω NTC thermistor20k Ω NTC thermistor2252 Ω NTC thermistor10k Ω type III NTC thermistorMODEL CHARTModelSensor TypeModelSensor TypeO-4AO-4BO-4C10k Ω type III thermistor10k Ω type II thermistor3k Ω thermistorO-4DO-4EO-4FPt100 Ω RTDPt1000 Ω RTD20k Ω thermistorYEAR LIMITEDWARRANTYNext >