Summary; Brief Description; Features - Siemens REA22 Basic Documentation

1

Summary

1.1

Brief description

1.2

Features

Siemens Building Technologies
Landis & Stefa Division
• Mains-independent room temperature controller featuring straightforward operation
and an easy-to-read display
• Self-learning two-position controller providing PID control (patented)
• Choice of three different 24-hour operating modes and one 7-day mode including in-
dividually adjustable 24-hour modes
• Control of cooling equipment
• PID control
• Self-learning or adjustable switching cycle time
• 7-day time switch
• Pre-selected 24-hour operating modes
• Override button
• Reset function
• Sensor calibration
• Setting check
• Holiday mode (1...99 days)
• Cooling function
• Frost protection function
• Minimum limitation of setpoint
• Pump kick
• Optimum start control in the morning (P.1)
Basic Documentation REA22
Summary
Issue 2.0 CE1P2276E / 31.03.1999
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