Time db offset, Command delay timer, Maximum asdu resp len – ProSoft Technology 5201-DFNT-104S User Manual

Page 19

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Configure the Gateway

104S v2 ♦ ProLinx Gateway

Protocol Manual

(Firmware v2.xx)


ProSoft Technology, Inc.

Page 19 of 157

March 19, 2010

Time DB Offset

-1 or 0 to 3994

This parameter sets the location in the database where the gateway’s current
date and time will be copied to.

Note: The following tables lists the 12-byte data area placed in the database if the Time DB Offset
parameter is set to a value other than -1:

Byte Length

Range

Description

0 to 1

2

0 to 59,999

Seconds and milliseconds

2

1

0 to 59

Minutes

3

1

0 to 23

Hour

4 1

Reserved

5

1

1 to 31

Day of the Month

6

1

1 to 12

Month

7 to 8

2

0 to 65,535

Year (four digit format, for example 2005)

9 1

Reserved

10

1

0 or 1

Invalid Flag (0 = Valid, 1 = Invalid

11 1

Reserved

Command Delay Timer

1000 to 60000 milliseconds

This value is used for time-tag validity verification for the ASDUs listed
below. The received commands will only be accepted if [timestamp + Command
Delay Timer] is greater than the gateway's own time.

58: Single command with time tag CP56Time 2a
59: Double command with time tag CP56Time 2a
60: Regulating step command with time tag CP56Time 2a
61: SetPoint command, normalized value with time tag CP56Time 2a
62: SetPoint command, scaled value with time tag CP56Time 2a
63: SetPoint command, short floating point with time tag CP56Time 2a
107: Test command with time tag CP56Time2a

If the value is less than 1000 milliseconds, the gateway will default to 5000
milliseconds

Maximum ASDU Resp Len

25 to 246

This parameter limits the maximum size of the ASDU portion of a response
message. Most applications will use a value of 246.

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