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Appendix e: 1400 technical specifications – Sensaphone 1400 User Manual

Page 119

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Appendix E: Technical Specifications

117

APPENDIX E: 1400 Technical Specifications

Environmental Inputs

Number of Zones: 4

Zone Connector: terminal block

Zone Types: N.O./N.C. contact, 2.8K (-109° to 115° F; -85° to

57° C), and 10K thermistor (-87° to 168° F; -66° to 76° C), and
4–20mA (-10,000 to 10,000)

Zone characteristics: 28KΩ to 2.5V (temperature/contact) or

250 Ohms to ground (4–20mA)

A/D Converter Resolution: 10 bits ±2 LSB

Zone Protection: Metal oxide varistors, and fast-acting diode

clamps

Microphone

Internal: for recording custom voice messages

External (optional): For listening in to on-site sounds and high

sound level alarms

• Mic Connector: terminal block

• Mic Type: Electret Condenser

• Mic Impedance: 2.2KΩ

Phone Interface

Terminals for connection to a two-wire analog telephone line

Line seizure terminals for connecting extension telephone devices

LED Indicators: (4) Zone Alarms, Sound, Power, Battery OK,
Phone in Use, Output On, and System On

Relay Output: 2A 120VAC/2A 24VDC—Programmable for
automatic or manual switching