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76 | Accessories for Control Panels and Keypads | Expansion Modules
Parts Included
Quantity Component
1 Single-zone input module
1 Literature pack
Technical Specifications
Circuit Parameters
Initiating Circuit Type (DS7457iF): Class B (Style A)
Signaling Line Circuit Type: Class B (Style 4)
Environmental Considerations
Temperature (Operating): 0°C to +49°C (+32°F to +120°F)
Power Requirements
Current Draw: 0.5 mA maximum
Voltage (Operating): 8 VDC peak (minimum)
Ordering Information
DS7457i Single Zone Input Module
Connects normally-open (NO) or normally-
closed (NC) contacts, and supervises the con-
tacts using 47 kΩ end-of-line(EOL) resistors.
Designed for intrusion applications.
DS7457i
DS7457iF Single Zone Input Module
Connects normally-open (NO) or normally-
closed (NC) contacts, and supervises the con-
tacts using 47 kΩ end-of-line(EOL) resistors.
Designed for fire applications.
DS7457iF
Bosch Security Systems B.V. www.boschsecurity.com
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