background image

5

Configuration

Beginning:

Configuration can be started by pressing and holding

- and 

-keys simultaneously for 2 seconds. Arrow

keys 

▲▼ 

moves up and down in main menu. Desired

diSPL

SAVE

UnDo

+

*

INTENS

DEFDIS

BR  15

ID

DOT

BLANC

*

PROTOC

BAUD

SCL

300

ADDR

0

BCC

*

*

*

*

*

ON / OFF

MODE

DEC

TEXT

NUM

*

*

1

RESP

DELIM

ON / OFF

13

FIRST

0

COUNT

12

TOUT

0

Serial

*

Intens:

Display brightness 0..15, brightest 15,
default 7

DefDis:

Display after connecting power:

ID

= Display address

Dot

= Dot in display

Blanc

= Empty display

Mode:

Text = Text mode
Num = Numerical mode

DEC:

The max number of decimals 0..5
(Num mode only)

Protoc:

Message protocol, addressable SCL or non-
addressable ASCII

Baud:

Baud rate selection: 300, 600, 1200,
2400, 4800, 9600, 19200

Addr:

Serial address  0..127 (SCL only)

Bcc:

Checksum selection
ON =used (SCL only)

Resp:

Responce message select:
ON = used, Switch off if several units are
controlled under same address  (SCL only)

Delim:

ASCII value of delimiter character between
messages (<CR>=13) (ASCII only)

First:

Number of characters to ignore at star of
message, 0 = not used (ASCII only)

Count:

Max number of characters processed on the
message 1..12,   (ASCII only)

Tout:

0..15 sec, The time after which the display is
cleared when no messages are sent
(0 = not used).

Accept changes and exit from
configuration mode

Undo changes and exit from
configuration mode

function is selected with 

-key. Save mode can be

selected directly by pushing 

-key in main menu.

Summary of Contents for 2800-2071

Page 1: ...1 Manual Model 2800 2071 for serial inputs No 011002 Nokeval...

Page 2: ...4 Case dimensions 4 Configuration 5 Serial protocol SCL 6 Counting check sum 6 Example of control message without BCC 6 XOR function without calculator 7 Non addressable ASCII protocol 7 Display mode...

Page 3: ...signal RS232 or RS485 You may select red or green 6 digit display Serial bus is galvanic isolated from both processor and power supply In configuration stage you can set address Baud rate and what dis...

Page 4: ...nd holding and keys simultaneously for 2 seconds Specified instructions on pages 6 7 Configuration Resetting configuration parameters Some times it is necessary to return indicator parameters to facto...

Page 5: ...ddressable SCL or non addressable ASCII Baud Baud rate selection 300 600 1200 2400 4800 9600 19200 Addr Serial address 0 127 SCL only Bcc Checksum selection ON used SCL only Resp Responce message sele...

Page 6: ...ost significant bit is set If you want to command a device in address 4 the ID byte will be 132 or 84h This is a single byte whose value is 132 do not send individual numbers 1 3 and 2 The command is...

Page 7: ...hand when displaying numerical results the Numerical mode is more flexible TEXT Mode In the Text mode 2071 doesn t process the message in any way The first received message is placed at the leftmost...

Page 8: ...to the leftmost key 1 N pp in Koodi 1 1 2 2 3 4 4 8 If several keys are pressed simultaneously the sum of these codes is returned E g keys and the code is 4 8 C in hexadecimal When no keys is pressed...

Page 9: ...SerialsignalRS 485looplastunitmustbeterminatedwith110ohm resistor Termination can be done on terminal connections or by connectin short cut jumper into following position Fail safe ON Terminator ON Fa...

Page 10: ...type of meter You can change meter with pulse input to meter with current input thermocouple strain gage etc Additional slots Additional cards provide output 4 20 mA alarms serial interface BCD output...

Page 11: ...ion cards Inputcardcontains microprocessor bus control keys control display control Eight input cards 2021 2011 2011 IN Process input 2021 MU Multi input 2031 IR Infrared sensor input 2041 SG Strain g...

Page 12: ...12 Yritt j katu 12 Tel 3583 3424800 Fax 3583 3422066 FIN 37100 NOKIA email support nokeval com http www nokeval com Nokeval Oy...

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