Because RFL™ and Hubbell® have a policy of continuous product improvement, we reserve the right to change designs and specifications without notice.
RFL VF-10D RFL Electronics Inc.
June 23, 2001 3 (973) 334-3100
Tracking (gain deviation for a 1004 Hz input):
0 dBm0 to –40 dbm0: 0.5 dB maximum.
-40 dBm0 to –50 dBm0: 1.0 dB maximum.
Peak-to-Average Ratio (P/AR): Greater than 94.
Power Requirements:
+5V: 72mA
+15V: 35mA
-15V: 23mA
-48V: <1mA (Ground-Start only)
Signaling Format:
T1 systems: RBS (Robbed-Bit Signaling)
E1 systems: CAS (Channel-Associated Signaling)
Network Interface:
Loop-Start:
Leakage current (Tip-Ring, On-Hook): Less than 10μA @ -50V.
Loop Current (Off-Hook): 15 to 80mA.
Ground-Start:
Ring Conductor Status:
Idle: Greater than 50K ohms to ground.
Line Seizure: Less than 850 ohms to ground.
Tip Conductor Detect:
Idle: Greater than 20K ohms to ground.
Line Seizure: Less than 2400 ohms to ground.
Ringing Voltage Threshold: 30 Vrms, 20/30 Hz
Interface: MA-301, MA-303 or MA-303B Module Adapter.
Testing: Input and output level test points for the channel.
Operating Temperature: -20
o
C to +55
o
C (-4
o
F to +131
o
F).
Humidity: 0 to 90 %, non-condensing.
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