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3.3
ENVIRONMENTAL LIMITS
OPERATING TEMPERATURE
STORAGE TEMPERATURE
HUMIDITY
3.4
CABLE REQUIREMENTS
EQUIPMENT
DIGITAL KEYSETS
ADD-ON MODULES
SINGLE LINE STATION 1 PR. TWISTED
DOOR PHONE
*This is the maximum length of the cable between the door phone and the DPIM. The
DPIM can be installed up to 900 cable feet from the KSU.
3.5
SYSTEM TONES
TONE
DIAL TONE
RING BACK TONE
BUSY TONE
DND/NO MORE CALLS
ERROR TONE
CONFIRMATION TONE
TRANSFER/CONF
CABLE
AWG
1 PR. TWISTED
1 PR. TWISTED
2 PR. TWISTED
FREQUENCIES
350 + 440 Hz
440 + 480 Hz
480 + 620 Hz
480 + 620 Hz
480 + 620 Hz
350 + 440 Hz
350 + 440 Hz
3.2
32–104 °F/1–40 °C
-13–158 °F/-10.5–70 °C
10%-90% NON-CONDENSING
MAX FEET
24
1300
24
1300
24
3000
24
330*
CADENCE
CONTINUOUS
1 sec on + 3 sec off
0.5 sec on + 0.5 sec off
0.25 sec on + 0.25 sec off
0.25 sec of each tone
Three bursts of tone
0.1 sec on + 0.1 sec off
0.05 sec of tone 1/0.05 sec of tone 2
CONTENTS
MAX METERS
400
400
1 KM
100
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