Geist Watchdog 100

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Geist Watchdog 100

The Watchdog 100 is a self-contained unit with an on-board temperature/humidity/dew point sensor. It has an input capacity of eight external sensors and relay output for triggering external devices, such as an auto-dialer.


  • Four analog inputs for dry-contact or 0-5 VDC sensors
  • 2 Plug-n-Play Ports (Connect up to four sensors by daisy-chaining or using a splitter)
  • Configure alerts via email, email-to-SMS, SNMP and voice
  • Dry-contact relay output for external device control
  • Real-Time Sensor Data Feeds
  • Data Logging & Graphing
  • CSV & JSON Data Logs
  • SNMP (v1, v2c, v3)
  • Email & Email-to-SMS Alerts
  • Alarm Escalations
  • Alarm Repeat and Delay
  • Alarm Valid Hours
  • 3 Access Account Levels
  • Display in Metric or Imperial
  • Multiple Languages
  • Encryption via TLS/SSL
  • Interface with IP Surveillance Cameras
  • Remote Firmware Updates

Geist Watchdog 100 Data Sheet

Additional information


Geist Monitor, IT Watchdogs




Data Center

Product Type






Sensor Types

Door Switch, Humidity, Temp, Water

About HM Cragg

HM Cragg has been providing quality backup power solutions since 1968 as a manufacturer’s representative and distributor of uninterruptible power systems, generators, power electronics, backup battery applications, and other complementary products. Headquartered in Edina, MN, we maintain a national presence with, four distribution centers (Minnesota, Virginia, Texas and Nevada), and sales personnel located across the country. As an employee-owned company, our “owners” represent the values of the company – honesty, trust, integrity, ethics, and knowledge. This translates into a customer experience that’s a “WOW" or we make it right!