CopperOptics 150-1354-01 Podręcznik - Strona 5
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3. Specifications
Electrical Characteristics
Analog Impedance ......................................600 ohms
DC Loop Current ........................................> 20 mA into off-hook dc resistance
Ringer Output Drive....................................15 REN maximum per RT, 5 REN maximum per channel
RT DC Supervisory Range ..........................960 ohms. Maximum cable resistance, minus 430 ohms for
RT Idle State Loop Voltage (On-Hook).......> 40 Vdc. Ring is negative with respect to Tip
RT Loop Closure (Off-Hook) Detection ......< 960 ohms between Tip and Ring
RT On-Hook Detection ...............................> 10 kohms
Environmental
Operating Elevation ....................................-200 ft. to 13,000 ft
Temperature and Humidity .........................-40° F to +150° F (-40° C to +65° C)
Physical
Weight ........................................................0.6 lb. (0.3 kg)
Dimensions
Height ..................................................12.00 in. (30.5 cm)
Width ...................................................1.00 in. (2.5 cm)
Depth ...................................................4.50 in. (11.4 cm)
PG-Flex FRC-754 List 1
January 12, 1998
handset, is 530 ohms
(-60 m to 4,000 m)
5% to 95% (non condensing)
PairGain Engineering - Plant Series
Section 363-754-100-02
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