SPECIFICATION
General Description
I. Capacity . . . . . . . . . . . . . . . . . . . . . . . . Outsides (CO)
3
Stations
8
2. Control Method . . . . . . . . . . . . . . . . . . Stored Program CPU: 8 bits CPU, 4 bits CPU
Control ROM: 48 KB, Control RAM: 8 KB
3. Switching . . . . . . . . . . . . . . . . . . . . . . . . Space Division CMOS Crosspoint Switch
4. Power Supplies . . . . . . . . . . . . . . . . . . . . Primary
AC 120 V 60 Hz
Secondary
Station Supply Volt: +26 V,
Circuit Volt: +5 V, +12 V, +I8 V, +26 V
Power Failure •3 outsides assigned to stations (I through 3) . . . power
failure transfer
•System operation for 4 hours by optional Backup
Adaptor.
5.
Dialing . . . . . . . . . . . . . . . . . . . . . . . . . . Outward
Internal
Mode Conversion
6. Connector . . . . . . . . . . . . . . . . . . . . . . . . Outsides (CO)
Station
Paging Output
External Music Input
7. EXT Connection . . . . . . . . . . . . . . . . . . Cable
8. Intercom parths . . . . . . . . . . . . . . . . . . 3
Characteristics
Dial Pulse IOPPS
Tone Dial
Dial Pulse IOPPS, 20PPS
Tone Dial
DP-DTMF, DTMF-DP
Modular Jack (RJ-11)
Modular Jack
Pin Jack (RCA JACK)
two-conductors Jack (MINI JA CK
9/64
irzch
diameter)
I pair wire (Standard Telephone)
2 pair wire
( KX-T30820/ KX-T30830/ KX-T30850)
I. Station Loop Limit . . . . . . . . . . . . . . . . KX-T30820/ KX-T3
0"g]
O/ KX-T30850 40 ohms
Standard Telephone
Doorphone
2. Minimum Leak Resistance . . . . . . . . . . I5, 000 ohms
3. Maximum Number of Station
600 ohms including set
20 ohms
Instruments per Line . . . . . . . . . . . . . . I (KX-T30820/KX-T30830/KX-T30850)
or
3 (Standard telephone)
4. Ring Voltage . . . . . . . . . . . . . . . . . . . . . . 90 Vrms at 20 Hz depends on Ringing Load
5.
Primary Power . . . . . . . . . . . . . . . . . . . . 120 Vac, 60 Hz, 0.4 A maximum
6.
Central Office Loop Limit . . . . . . . . . . I600 ohms maximum
7. Environmental Requirements . . . . . . . . 0-40°C, I 0%-90%
8. Hookswitch Flash Timing Range . . . . 204-IOOO msec