Siemens (Pyro) HMS-2S
Siemens (Pyro) HMS-2S
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The Siemens HMS-2S is an intelligent two-stage manual fire alarm pull station featuring microcomputer-chip technology and bi-directional communication with Siemens fire alarm control panels. The molded polycarbonate housing in matte red with white lettering houses a pull-down lever for first-stage alarm activation and a key-switch for second-stage confirmation, requiring only one pair of wires for installation on addressable systems.
Key Features
- Two-stage manual activation: pull lever for initial alarm, key-switch for confirmation
- Intelligent initiating device with microcomputer-chip technology
- Bi-directional communication with Siemens addressable fire alarm panels
- Addressable on Siemens Modular, 50-point, 252-point, and 504-point FACPs
- Single pair wiring requirement for simplified installation
- Durable molded polycarbonate construction
- Matte red finish with raised white lettering for visibility
Technical Specifications
- Product Type: Intelligent initiating device (manual pull station)
- Activation Stages: Two-stage (pull lever + key switch)
- Wiring: Single pair (#18 AWG minimum recommended)
- Communication: Bi-directional addressable protocol
- Compatible Panels: Siemens Modular, 50-point, 252-point, 504-point addressable FACPs
- Housing Material: Molded polycarbonate
- Finish: Matte red with white raised lettering
- Mounting: Wall-mounted pull station
Certifications
- Intelligent addressable fire alarm device
- Bi-directional Siemens panel communication certified
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