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0-2.5V DC Input Cable

0-2.5V DC Input Cable

Collect data on the output of various devices. Use these input cables to collect data on the output of various electrical…

Model
SP03674

MX$574.95

4-20 mA Input Cable

4-20 mA Input Cable

Collect data on the output of various devices. Use these input cables to collect data on the output of various electrical…

Model
SP03673

MX$389.50

Barometric Pressure Sensor Extended Range

Barometric Pressure Sensor Extended Range

Can be programmed to record in either metric ( mm ) or U.S. ( inches ) of Hg. Standard Sensor:
Range:…

Model
SP03671M

MX$8,809.13

Barometric Pressure Sensor Std.

Barometric Pressure Sensor Std.

Can be programmed to record in either metric ( mm ) or U.S. ( inches ) of Hg. Standard Sensor:
Range:…

Model
SP03671

MX$8,809.13

CO<sub>2</sub> Monitor

CO2 Monitor

Nondispersive infrared (NDIR) technology measures CO2 levels in ppm. May be used as a handheld portable (internal, rechargeable battery) or…

Model
SP02655

MX$17,985.92

Digital Tipping Bucket Rain Collector

Digital Tipping Bucket Rain Collector

Introducing digital sensors for the WatchDog Sensor Pups. For WatchDog Sensor Pups Only.  Cannot be used with other WatchDog Weather Stations Firmware…

Model
SP03665RD

MX$6,139.16

External (Soil) Temperature Sensor - 20 ft.

External (Soil) Temperature Sensor - 20 ft.

Measure soil, air, or water temperature with a resistance-based sensor. Specifications: Range Weather and Mini Stations: -25 to 212 °F (-32 to…

Model
SP03667-20

MX$1,631.94

External (Soil) Temperature Sensor - 6 ft.

External (Soil) Temperature Sensor - 6 ft.

Measure soil, air, or water temperature with a resistance-based sensor. Specifications: Range Weather and Mini Stations: -25 to 212 °F (-32 to…

Model
SP03667

MX$1,205.39

Irrigation On/Off Sensor

Irrigation On/Off Sensor

When used in conjunction with a Watermark Soil Moisture Sensor, you can analyze the relationship between irrigation On periods and…

Model
SP06451

MX$4,491.47

Leaf Wetness Sensor

Leaf Wetness Sensor

Grid-like, resistance-type sensor mimics moisture on vegetation from 0 (dry) to 15 (wet). Up to two sensors per logger. The sensor…

Model
SP03666

MX$2,776.11

Quantum Light Sensor

Quantum Light Sensor

Sensor captures radiation between 400 and 700 nanometers. Range: 0-2500 umol m2s1. Sensor drift is 1% per year and includes…

Model
SP03668S

MX$5,806.22

Quantum Light Sensor

Quantum Light Sensor

Three cosine corrected Quantum sensors (spaced 4.6in/11.7cm) average their readings to minimize the effects of small shadows such as below…

Model
SP03668I3

MX$6,730.58

Quantum Light Sensor

Quantum Light Sensor

Three cosine corrected Quantum sensors (spaced 4.6in/11.7cm) average their readings to minimize the effects of small shadows such as below…

Model
SP03668I6

MX$8,016.34

Silicon Pyranometer Sensor

Silicon Pyranometer Sensor

Spectrum's sensor captures solar radiation between 300 and 1000 nanometers (nm) to calculate daily light integral with this pyranometer sensor. Range…

Model
SP03670I

MX$5,806.22

Soil Moisture Transducer - R

Soil Moisture Transducer - R

Adapts to new and exisiting Irrometer tensiometers. Allows the use of the dial gauge for real-time measurements. Maximum of two…

Model
SP03669

MX$5,968.76

Temperature (Micro) Sensor

Temperature (Micro) Sensor

Measure surface temperature of leaves and other applications with this micro-sensor.
Range: -22º to 212ºF. Accuracy ± 1ºF.…

Model
SP03667S

MX$1,972.22

Temperature/RH Sensor with Radiation Shield for Sensor Pups

Temperature/RH Sensor with Radiation Shield for Sensor Pups

Digital temperature and RH sensor with 6ft cable for WatchDog Sensor Pups Compatible with WatchDog Sensor Pups only Includes all mounting hardware Specifications Range:…

Model
SP03613THS

MX$4,986.94

Tipping Bucket Rain Collector

Tipping Bucket Rain Collector

Measures rainfall 1/100th inch increments Self-emptying, tipping bucket design is exceptionally accurate, freeze-resistant and reliable Meets…

Model
SP03665R

MX$4,870.77

UV Sensor

UV Sensor

Spectrum's UV Light Sensor captures critical ultraviolet radiation between 250-400 nanometers. Range is 0-200.0 µmol m-2 s-1. Accuracy is +/-…

Model
SP03676I

MX$6,609.93

Watermark Soil Moisture Sensor 11 ft

Watermark Soil Moisture Sensor 11 ft

Place this modified Watermark sensor in the root zone of crop or turf. Reads moisture from 0(saturated) to 200(dry) centibars.…

Model
SP06450WD

MX$1,866.43

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