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OH720
Technical manual
Siemens OH720 Technical Manual
Automatic fire detectors
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Contents
Table of Contents
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Table of Contents
Table of Contents
1 About this Document
Applicable Documents
Download Center
Technical Terms
History of Changes
2 Safety
Safety Instructions
Safety Regulations for the Method of Operation
Standards and Directives Complied with
Release Notes
3 Structure and Function
Overview
Details for Ordering
Product Version es
Point Detector
Multi-Sensor Smoke Detector
Smoke Detector
Heat Detector
Function
Parameter Sets
Danger Levels
Diagnosis Levels
Line Separator
Internal Alarm Indicator in the Case of es <10
Extended Flashing Behavior of Alarm Indicators in the Case of
Connection for External Alarm Indicators
Test Mode
Behavior in Degraded Mode
Line Tester
Mechanical Setup
Accessories
Detector Base with Loop Contact DB721
Detector Base DB722
Detector Base DB720
Sounder Base DBS720
Designation Plate FDBZ291
Detector Base Seal RS720
Base Attachment BA720
Base Attachment Wet BA721
Designation Plate DBZ1193A
Detector Heating Unit FDBH291
Protective Cage DBZ1194
Detector Locking Device LP720
Micro Terminal DBZ1190-AA
Connection Terminal DBZ1190-AB
4 Planning
Compatibility
Multi-Sensor Smoke Detector
Parameter Sets
Specifications
Smoke Detector
Parameter Sets
Specifications
Heat Detector
Parameter Sets
Specifications
5 Mounting / Installation
Required Space
Detector Base Db72X
Sounder Base DBS720
Detector Base Seal RS720
Base Attachment BA720
Base Attachment Wet BA721
Detector Locking Device LP720
Designation Plate FDBZ291
Cable Entry
Auxiliary Terminals DBZ1190-AA/-AB
Detector Lines
Connection Diagram, Addressed
Detector Dust Cap
Detector Heating Unit FDBH291
Installation of the Detector Heating Unit
Connection of the Detector Heating Unit
6 Commissioning
Commissioning on the C-NET
7 Maintenance / Repair
Performance Check
Testing Detectors
8 Specifications
Multi-Sensor Smoke Detector Technical Data
Smoke Detector Technical Data
Heat Detector Technical Data
Dimensions
Environmental Compatibility
Index
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OH720, OP720, HI720, HI722
Automatic fire detectors
Technical Manual
A6V10212047_m_en_--
2015-05-04
Building Technologies
Control Products and Systems
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This manual is also suitable for:
Op720
Hi720
Hi722
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