Siemens Industry, Inc.
Document No. 155-519P25
ET RAA-1
March 2, 2007
Description
Two-wire, gas diaphragm-based room thermostats for use in heating and/or cooling
only (two-pipe) systems.
Features
• Two-point control algorithm (on-off)
• 24 to 120 Vac, 277 Vac operating voltage
• Two mounting styles: electrical wall box or drywall
• Wall plate adapter (ARG70) included with electrical wall box mount styles
• Dual setpoint temperature scale (RAA20..) or tamperproof (concealed) setpoint
(RAA10…)
Product Numbers
See Table 1.
Accessory
ARG70 Wall box adapter
Application
Typically used in:
• Schools
• Public buildings
• Storage rooms
• Maintenance rooms
• Temporary heat for building construction
Used in commercial and light industrial buildings in conjunction with:
• Zone valves
• Gas, fuel burners
• Fans
• Pumps
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