A/D Converter Resolution10 bits ±2 LSB
AlarmOff when no alarm exists. Blinks when an unacknowleged alarm exists. On steady when an acknowledged alarm exists
Alert Zones-
Battery BackupSix size-C alkaline batteries (not included), providing up to 24 hours of back-up time
Battery OkOn steady when the battery is in good condition. Blinks when the battery is low. Off when the battery must be replaced
Dimensions2.1”h x 7.8”w x 8.8”d
EnclosureIndoor-rated plastic housing suitable for wall or desktop installation
Environmental-
Extension RJ11 Jack w/ Line SeizureFor connecting other devices on the same telephone line, devices connected to this jack are disconnected in the event that the 400 must dial out for an alarm
Internal Electret CondenserFor listening in to on-site sounds and detecting high sound levels
LED Indicator-
Line RJ11 JackFor connection to a two-wire analog telephone line. (6’ modular cord included)
Microphone-
Number of Zones4 (thermistor installed on zone #1 for local temperature monitoring)
Operating Humidity0–90% RH non-condensing
Operating Temperature32–122° F (0–50° C)
Phone In UseOn steady when the telephone line is being used. LED blinks when no dial tone is detected. Off when telephone line is not in use
Phone Interface-
Phone Line ProtectionMetal Oxide Varistor & self-resetting fuse
Physical-
Power Consumption1.5 Watts
Power ProtectionMetal Oxide Varistor
Power Supply-, 120VAC/9VDC 60Hz 6W wall plug-in transformer w/6’ cord
Relay OutputRated for 1A 30VAC/1A 30VDC maximum
Storage Temperature32°–140° F (0–60° C)
System OnOn steady when the unit is in RUN mode. LED blinks once every few seconds while in STANDBY mode
Weight2 lbs
Zone Characteristics5.11K to 2.85V (Short circuit current: 1mA max.)
Zone Connectorterminal block
Zone Protection5.5VDC Metal Oxide Varistor with fast acting diode clamps
Zone TypesN.O./N.C. contact, 2.8K thermistor ( -20° F to 150° F or -30° C to 65° C )
