beautypg.com

Technical data – Rockwell Automation 1785-TR10BF Optical Transceiver Installation Instructions User Manual

Page 7

background image

1785-5.19 - January 1999

Optical Transceiver

7

Technical Data

Transceiver interface (AUI)

Operating voltage

+12 V

Current consumption (no signal)

200 mA

Bit rate (Manchester Code)

10 Mbit/s

Dimensions W x H x D

44 mm x 22 mm x 91 mm (1.8 in. x .83 in. x 3.6 in.)

Weight 130

g

Ambient temperature

0° C to +50° C

Storage temperature

–20° C to +80° C

Relative humidity

10 % to 90 % (non-condensing)

Fiber optic interface: Transmitter

Light source

LED

Wave length

820 nm

Minimum peak optical power [in dBm/µW] fed
into the fiber optic cable
50/125
62.5/125

–19/ 12.6
–16/ 25

Fiber

type gradient

IDLE-Signal

1 MHz ± 10%

Preamble loss transmit

typ. 1 bit; max. 2 bit

Steady state delay

20 ns

Jabber protect time out

70 ms

Jabber reset

450 ms

Fiber optic interface: Receiver

Photo detector

PIN diode

Optical input power

> –31 dBm (0.8 µW)

Bit error rate (1µW)

< 10

9

Low light threshold

–30 dBm (1 µW)

Saturation limit

–9 dBm

Preamble loss receive

typ. 1 bit; max. 3 bit

Steady state delay

20 ns

Collision detection time (Data in

SQE out)

max. 350 ns

Input:
Termination resistor

Sensitivity

Maximum DC component


78

±1%

500 mVPP

± 50 V

Output:
Output voltage

(data and CD signal)

CD signal frequency
SQE Test (heartbeat)

delay time
length

AUI cable length


1,6 VPP

10 MHz ± 10%
can be disabled
1100 ns
1000 ns
0 to 50 m max.