100/180 mm PAPERLESS GRAPHIC RECORDER: USER GUIDE
HA028910
Issue 13 Sep 16
User Guide
Page 140
4.3.12 (Cont.) TOTALISER MODBUS ADDRESSING
For units fi tted with the Modbus TCP comms option, the following table gives addresses for totaliser 1
confi guration data
Generally: Totaliser N parameter address = totaliser 1 parameter a 162 (N-1) (decimal).
For full details of the Modbus TCP implementation, see
section 8
.
TOTALISER CONFIGURATION DATA
TOTALISER 1
Span high
Upper span value (display full scale)
Scaled
Read only
6F39 (28473)
1
Span low
Lower span value (display ‘zero’)
Scaled
Read only
6F3A (28474)
1
Zone high
Zone high value (two decimal places)
Scaled
Read only
6F3B (28475)
1
Zone low
Zone low value (two decimal places)
Scaled
Read only
6F3C (28476)
1
PV type
Input type
Enum
Read only
6F3D (28477)
1
1 = Analogue input
3 = Totaliser
2 = Maths
4 = Counter
Decimal places
Number of decimal places (0 to 9)
Uint16
Read only
6F3E (28478)
1
(used by all scaled parameters except where stated)
Colour
Channel colour (0 to 55)
Enum
Read only
6F3F (28479)
1
(See
Annex B
for RGB defi nitions)
Units
Units string (up to fi ve characters)
String_5
Read only
6F40 (28480)
3
Spare
6F43 (28483)
2
Open string
Open Digital Input string (up to eight characters)
String_8
Read only
6F45 (28485)
4
Spare
6F49 (28489)
4
Close string
Closed Digital Input string (up to eight characters)
String_8
Read only
6F4D (28493)
4
Spare
6F51 (28497)
4
Descriptor
Channel descriptor (up to 20 characters)
String_20
Read only
6F55 (28501)
10
Spare
6F5F (28511)
10
No of alarms
Number of alarms on this channel
Uint16
Read only
6F69 (28521)
1
PV format
Enum
Read only
6F6A (28522)
1
0 = Numeric
1 = Digital strings
Spare
6F6B (28523)
60
Alarm 1 enable
Alarm 1 enable
Enum
Read only
6FA7 (28583)
1
0 = Off
2 = Latched
1 = Unlatched
3 = Trigger
Alarm 1 type
Alarm 1 type
Enum
Read only
6FA8 (28584)
1
0 = Absolute low
1 = Absolute high
2 = Deviation in
3 = Deviation out
4 = Rate of change rise
5 = Rate of change fall
Alarm 1 setpoint
Trigger setpoint (see note)
Scaled
Read/Write 6FA9 (28585)
1
Spare
6FAA (28586)
10
Alarm 2 enable
Alarm 2 enable (As alarm 1 enable above)
Enum
Read only
6FB4 (28596)
1
Alarm 2 type
Alarm 2 type (As alarm 1 type above)
Enum
Read only
6FB5 (28597)
1
Alarm 2 setpoint
Trigger setpoint (see note)
Scaled
Read/Write 6FB6 (28598)
1
Spare
6FB7 (28599)
10
Alarm 3 enable
Alarm 3 enable (As alarm 1 enable above)
Enum
Read only
6FC1 (28609)
1
Alarm 3 type
Alarm 3 type (As alarm 1 type above)
Enum
Read only
6FC2 (28610)
1
Alarm 3 setpoint
Trigger setpoint (see note)
Scaled
Read/Write 6FC3 (28611)
1
Spare
6FC4 (28612)
10
Alarm 4 enable
Alarm 4 enable (As alarm 1 enable above)
Enum
Read only
6FCE (28622)
1
Alarm 4 type
Alarm 4 type (As alarm 1 type above)
Enum
Read only
6FCF (28623)
1
Alarm 4 setpoint
Trigger setpoint (see note)
Scaled
Read/Write 6FD0 (28624)
1
Spare
6FD1 (28625)
10
Parameter
Description
Type
Access
Start Addr.
Register
Name
Hex (Dec)
Length
Note: If the setpoint source for an alarm (
section 4.3.3
) is set to anything other than ‘Constant’, the
value returned is the previously confi gured constant value.