User Manual

1.3 Abbreviations
HVAC Heating, Ventilation, Air-Conditioning
ADC Analog-to-Digital Converter
NMI Non-Maskable Interrupt
PWM Pulse Width Modulation
SPI Serial Peripheral Interface
MSR Mess-Steuer-Regeltechnik (instrumentation and control)
ID Identification
HMI Human-Machine Interface
DDC Direct Digital Control
Passages introduced by this symbol indicate a warning to help prevent incorrect
operation.
STOP
Passages introduced by this symbol indicate that the text must be read with special
attention.
Paragraphs with this symbol provide tips.
1.4 Chapters in this Document
Chapter 2 This chapter contains a brief description of "SAPHIR".
Chapter 3 This chapter provides configuration examples.
Chapter 4 Describes the SAPHIR hardware.
Chapter 5 Details of assembly, installation and setup guidelines.
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Siemens Building Technologies Hardware Description CE2P3689en
HVAC Products Foreword and Notes on Use 25.11.2004