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AAPPPPEENNDDIIXX AA
SPECIFICATIONS
Transmission Format: Asynchronous
Data Rate: 300 to 19,200 bps
Data Protection: High speed surge protection and
transformer isolation (Model 1017S only)
Distance: See table below
Surge Protection: 600W power dissipation at 1 mS and
response time of 1.0 pS (Model 1017S only)
Control Signal: The single Mac control line, Handshake In,
turns on when the modem is connected
Transmit Line: 4-wire, unconditioned line (2 twisted pairs)
Transmit Mode: Full duplex
Transmit Level: 0 dBm
Line Connection: RJ-11, RJ-45
Power Supply: No external power required, uses ultra low
power from data and control signals
Size: 2.0” x 1.7” x 0.8”
Mini Din 8 to RJ-45 Cable
Din 8 RJ-45 Signal
1---------------3 --------------HSKo (Handshake Out)
2---------------2 --------------HSKi (Handshake In)
3---------------6 --------------TD- (Transmit Data-)
4---------------4 --------------Gnd (Ground)
5---------------5 --------------RD- (Receive Data-)
6---------------4 --------------TD+
†
(Transmit Data)
7-------------N/C-------------GPi
8-------------N/C-------------RD+ (Receive Data)
†
TD+ is connected to ground
3.3 OPERATING THE MODEL 1017
Once the Model 1017 is properly installed, it should operate trans-
parently—as if it were a standard cable connection. Operating power
is derived from the Mac's data and control signals; there is no
“ON/OFF” switch.
65
19 24 26
19,200 2.5 1.8 1.2
9,600 5.5 3.7 2.5
4,800 7.5 5.0 3.0
2,400 8.5 5.6 3.7
1,200 9.0 6.2 4.3
Distance Table (miles)
Data Rate
Wire Gauge