Siemens FDO221 User Manual

FDOOT221, FDOOT241-A3,
FDOOT241-A4, FDOOT241-8,
FDOOT241-9, FDOOT241-A9, FDO241,
FDO221, FDT241, FDT221
Automatic fire detectors
Technical Manual
007004_t_en_--
Building Technologies
2015
-11-04 Control Products and Systems

Siemens FDO221 Specifications

General

Type	Optical Smoke Detector
Operating Temperature	-10°C to +55°C
Storage Temperature	-25°C to +70°C
Protection Category	IP40
Operating Voltage	12-33 V DC
Air Humidity	≤95 % rel. (non-condensing)
Output	Alarm relay
Mounting Height	Up to 12 meters

Summary

Safety Guidelines

General Safety Instructions and Warnings

Covers danger symbols, signal words, and risk presentation.

Operational Safety Regulations

Safety rules for electrical installations, mounting, and operation.

Detector Structure and Functionality

Detector Types and Lines (S-LINE/C-LINE)

Detector Operation Modes

Installation and Wiring

Mounting Requirements and Detector Bases

Cable Entry and Auxiliary Terminals

Detector Adapters and Accessories

Detector Line Wiring Diagrams

Connection diagrams for various detector lines (FDnet, collective, MS8, etc.).

Commissioning and Maintenance

Detector Line Commissioning Procedures

Steps for commissioning detectors on different line types and changeovers.

Detector Maintenance and Testing

Technical Specifications

Detector Model Specifications (FDOOT, FDO, FDT)

Detailed technical data including operating conditions and electrical parameters.