Spectrum – “To Measure Is To Know”

1.800.248.8873 • w w w.specmeters.com

Humidity Warnings from Remote Sites

Technologies, Inc. “To Measure Is To Know”

Spectrum® 3600 Thayer CourtAurora, Illinois 60504

Toll Free: (800) 248-8873 •Phone: (815) 436-4440

Fax: (815) 436-4460 •E-mail: info@specmeters.com

• LCD display (current temperature, signal strength, etc.)• Key pad for user set up: temperature threshold, system test operation• Relay terminal connections to control an external device• 6 ft external relative humidity sensor• NEMA 4 (IP66) enclosure

Operating Temperature range: -22 to 130ºF (-30 to 55ºC)Relative Humidity range: 0 to 100%Accuracy: ±1.1ºF (±0.6°C) at -4 to 122°F (-20 to 50°C), else ±2.2°F (±1.2°C)

WatchDog Cellular Hay Alert Pro• GSM cellular module included (user provides SIM card and service plan — Pay-As-You-Go recommended)• New for 2013 – Set a second limit to send texts periodically with current conditions• New for 2013 - CDMA model for Verizon (service plan required)• Makes voice call or sends text message (or both)• Requires 6-volt lantern battery (not included)

Item 3451H WatchDog Hay Cellular Alert Pro - GSM Item 3452H WatchDog Hay Cellular Alert Pro - CDMA

WatchDog Cellular Hay Alert• Requires user-provided basic cell phone (flip phone or flat phone; not a touch-screen Smart Phone)• Presses the phone buttons to make a voice call• Uses 4-AA batteries (not included) to power the electronic controls and display (but not your cell phone)

Item 3450H WatchDog Hay Cellular Alert

Additional Sensor OptionsItem 3664 20 ft (6.1 m) Extension Cable

3451H

3450H

®

Cellular Alert

WatchDog Cellular Hay Alertcalls you when humidity conditions

are ideal for baling!

Better Timing = Higher Quality!