Characteristics - Panasonic KX-TD308 Installation Manual

1 5
Specifications
l
Station Loop Limit
Minimum Leakage Resistance
Maximum Number of Station Instruments per Line
Ring Voltage
Central Office Loop Limit
Environmental Requirements
Hookswitch Flash Timing Range
KX-T7220 / KX-T7230 / KX-T7235 / KX-T7250 / KX-T7020 /
KX-T7030 / KX-T7050 / KX-T7055 / KX-T7130 . . . . . . ...40 ohms
Standard Telephone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 ohms including set
Doorphone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
15,000 ohms
1
for KXIT7220, KX-T7230, KX-T7235,
KX-T7250, KX-T7 130, KX-T7020, KX-T7030,
KX-T7050, KX-T7055 or standard telephone
2 by Parallel or extra Device Port Connection of a
proprietary telephone and a standard telephone
80 Vrms at 25 Hz depending on the
Ringing Load
1,600 ohms max.
0 - 40 "C / 32 - 104 "F, 10 - 90% relative humidity
204 - 1,000 milliseconds
20
ohms
System Outline l-7