Technical data – Rockwell Automation 1785-TR10B5 Coax Transceiver for 10BASE5 Installation Instructions User Manual

Page 7

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1785-5.17 - January 1999

Coax Transceiver for 10BASE5

7

Technical Data

Operating Voltage

+10 to +16 V

Current consumption (no signal)

250 mA

Bit rate (Manchester Code)

10 Mbit/s

Dimensions W x H x D

92 mm x 32.5 mm x 100 mm
(3.6 in. x 1.3 in. x 3.9 in.)

Weight

480 g (1.06 lb.)

Ambient temperature

0° C to 50° C

Storage temperature

–25° C to +85° C

Relative humidity

10% to 90% (non condensing)

Coax cable interface (MDI): Transmitter

Output signal:
AC
DC
Rise/fall time
Harmonic components:
1st harmonic
2nd harmonic
3rd harmonic
4th harmonic
5th harmonic
6th harmonic
7th harmonic and higher


1,9 V +0,35 V, –0,5 V
–1,025 V ±0,1 V
25 ns ±20%

–34 dB
–23 dB
–40 dB
–39 dB
–40 dB
–47 dB
–55 dB

Preamble loss transmit

less than or equal to 2 bit

Stady State Delay

15 ns

Jabber time out

25 ms

Jabber reset

500 ms

Coax cable interface (MDI): Receiver

Coax cable input current

5 µA

Capacitive load

2 pF

Input resistance

> 100 k

Noise suppression

–250 mV

Preamble loss receive

1 bit (3 bit max.)

Steady State Delay

10 ns

Collision Detect threshold

–1,6 V

Transceiver interface (AUI)

Input:
Terminating resistance
Sensitivity
Maximum DC component


78

±1%

400 mV PP
±50 V

Output:
Output voltage (Data and CD signal)
CD signal frequency
SQE test (heart beat)

delay time
length


1,4 V PP
10 MHz ±20%
switchable
1000 ns
800 ns

AUI cable length

50 m max.

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