MDS MDS 9710 Series Specifikace stáhnout pdf (Strana 56)

I-4 MDS 4710/9710 I/O Guide 05-3305A01, Rev. D

unsquelched signal (Pin 10) 10

Redundant operation, deﬁned 43

Remote

Station, deﬁned 43

Station, illustrated 5

Resetting

Hand-Held Terminal (HHT) (SHIFT,CTRL,SPACE

keys) 15

transceiver (INIT command) 24

Revision level

display hardware (HREV command) 24

display software (SREV command) 28

RSSI

adjusting helical ﬁlter for increased signal strength 33

command 26

command, used to reﬁne antenna heading 12

measuring 13

pinout (Pin 21) 11

vs. Vdc, illustrated 11, 13

RTS pinout (Pin 4) 10

RTU

command 26

RTU (Remote Terminal Unit)

deﬁned 43

RUS pinout (Pin10) 10

RX command 26

RXD LED

description 13

Pin 3 10

RXLEVEL command 27

RXTOT command 27, 29

Safety 9

SCADA (Supervisory Control And Data Acquisition),

deﬁned 43

SCD command 27

SER command 27

Set

alarm output state (ASENSE command) 20

alarm triggers (AMASK command) 19

receive time-out timer value (RXTOT command) 27, 29

SHOW command 27

Signal

ground (Pin 7) 10

loss due to coaxial cable length at 960 MHz, table 8

loss due to coaxial cable length, table 8

Simplex 3

single-frequency operation 3

special case of switched carrier operation 3

Sleep mode

example implementation 12

ground on Radio Inhibit pin activates 11

Pin 12 11

shown by PWR LED status indicator 13

SNR command 27

Software

diagnostics and control used from PC 37

display revision level 28

upgrades (.S28 ﬁles) 38

upgrading 37

used for diagnostics and programming 14

Speciﬁcations

diagnostics interface 33

environment 33

power 33

receiver 33

receiver system 32

transceiver 32–33

transmitter 32

transmitter system 32

SREV command 28

Standing Wave Ratio—See SWR. 43

STAT command 28

Supervisory Control And Data Acquisition—See SCADA. 43

Switched-Carrier 3

SWR (Standing Wave Radio), deﬁned 43

Tables

accessories 4

alarm code deﬁnitions 31

command summary 17

conversions, dBm-Watts-Volts 40

data interface connector pinouts 10

Hand-Held Terminal (HHT) operational settings 16

LED status indicators 13

length vs. loss in coaxial cables 8

length vs. loss in coaxial cables at 960 MHz 8

Technical reference 32–40

TEMP command 28

Temperature, displaying internal (TEMP command) 28

TEXT TOO LONG error message 17

Timer, set/display time-out value and status (TOT

command) 28

TOT command 28

Transceiver

applications 2

conﬁguring for operation 6

connectors and indicators, illustrated 1

diagnostics using PC software 37

dimensions, mounting 7

mounting 6, 7

programming 14–29

speciﬁcations 32–33

upgrading software 37

Transmit Audio Input pinout (Pin 9) 10

Transmitter

speciﬁcations 32

system speciﬁcations 32

Troubleshooting 29–31

connecting Hand-Held Terminal (HHT) for displaying

alarm codes 14

performing network-wide diagnostics 34, 36, 38

STAT command (Status) 30

using PC software for 37

TX command 28

TXD LED

description 13

Pin 2 10

TXLEVEL command 29

UNIT command 29

UNKNOWN COMMAND error message 17

1 2 ... 51 52 53 54 55 56 57 58

Komentáře k této Příručce

Žádné komentáře

MDS MDS 9710 Series Specifikace Strana 56

Komentáře k této Příručce