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Microtel Series 250 User Manual

Page 26

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OPERATIONAL

Fault detection method

Normally open or closed,

selectable

Fault integration time constant

One to 99 seconds

Station

identification Synthesized

voice,

user programmable messages

Message repetitions

One to 99, user programmable

Data retention

Nonvolatile EEPROM

Message retention

Battery Backed DRAM, 1 MBit

Programming

Local keyboard entry


SYSTEM DIAGNOSTICS

Audible indicators

Line monitor

Vocal status of all data, fault conditions

and

parameters

Visual indicators

Fault channels

Run

status

Off

hook

Incoming

call

Power

on

Battery

condition

Intercall delay in progress

Successful

acknowledgment

C. SAMPLE

MESSAGES

System Identification, location 0

“This is the West Side Treatment Plant, 91st and Oak”
“This is an automatic alarm from Microtel Inc.”
“This is station 51”

Fault Messages, locations 1, 2, 3, 4 and 5

“High well level”
“AC Power failure, dispatch crew at once”
“Fire Alarm, activate fire emergency plan”
“Intrusion, call the supervisor and the police”

Status Normal Message, location 6

“Status Normal”
“No fault conditions exist at this time”

Signoff Message, location 7

“Acknowledged accepted, now entering the intercall delay”
“Acknowledged detected, further calls will be delayed for the intercall delay period”

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