Modbus Addressing - Eurotherm 6180 XIO User Manual

4.3.11 MATHS OPTION (Cont.)

MODBUS ADDRESSING

The following table gives hex addresses for maths channel 1. Generally: Maths channel N parameter
address = maths channel 1 parameter address + 162 (N-1) (decimal). For full details of the Modbus TCP
implementation, see
Please see the notes
MATHS CHANNEL CONFIGURATION DATA
CHANNEL 1
Parameter name
Ch1 Span high
Ch1 Span low
Ch1 Zone high
Ch1 Zone low
Ch1 PV type
Ch1 Decimal places
Ch1 Colour
Ch1 Units
Spare
Ch1 Open string
Spare
Ch1 Close string
Spare
Ch1 Descriptor
Spare
Ch1 No of alarms
Ch1 PV format
Spare
Ch1 Alarm 1 enable
Ch1 Alarm 1 type
Ch1 Alarm 1 setpoint
Spare
Ch1 Alarm 2 enable
Ch1 Alarm 2 type
Ch1 Alarm 2 setpoint
Spare
Ch1 Alarm 3 enable
Ch1 Alarm 3 type
Ch1 Alarm 3 setpoint
Spare
Ch1 Alarm 4 enable
Ch1 Alarm 4 type
Ch1 Alarm 4 setpoint
Spare
Page 125
100/180MM DISTRIBUTED GRAPHIC RECORDER: USER GUIDE
section 8.
at the end of this section (4.3.11).
Description
Upper span value (display full scale)
Lower span value (display 'zero')
Zone high value (two decimal places)
Zone low value (two decimal places)
Input type
1 = Analogue input
2 = Maths
Number of decimal places (0 to 9)
(used by all scaled parameters except where stated)
Channel colour (0 to 55) (See
Units string (up to fi ve characters)
Open Digital Input string (up to eight characters)
Closed Digital Input string (up to eight characters)
Channel descriptor (up to 20 characters)
Number of alarms on this channel
0 = Numeric
1 = Digital strings
Alarm 1 enable
0 = Off
1 = Unlatched
Alarm 1 type
0 = Absolute low
2 = Deviation in
4 = Rate of change rise
Trigger setpoint (see note)
Alarm 2 enable (As alarm 1 enable above)
Alarm 2 type (As alarm 1 type above)
Trigger setpoint (see note)
Alarm 3 enable (As alarm 1 enable above)
Alarm 3 type (As alarm 1 type above)
Trigger setpoint (see note)
Alarm 4 enable (As alarm 1 enable above)
Alarm 4 type (As alarm 1 type above)
Trigger setpoint (see note)
3 = Totaliser
4 = Counter
Annex B for defi nitions)
2 = Latched
3 = Trigger
1 = Absolute high
3 = Deviation out
5 = Rate of change fall
Type Access
Scaled Read only
Scaled Read only
Scaled Read only
Scaled Read only
Enum Read only
Uint16 Read only
Enum Read only
String_5 Read only
String_8 Read only
String_8 Read only
String_20 Read only
Uint16 Read only
Enum Read only
Enum Read only
Enum Read only
Scaled Read/Write
Enum Read only
Enum Read only
Scaled Read/Write
Enum Read only
Enum Read only
Scaled Read/Write
Enum Read only
Enum Read only
Scaled Read/Write
Start Addr Register
Hex (Dec) Length
2FF1 (12273) 1
2FF2 (12274) 1
2FF3 (12275) 1
2FF4 (12276) 1
2FF5 (12277) 1
2FF6 (12278) 1
2FF7 (12279) 1
2FF8 (12280) 3
2FFB (12283) 2
2FFD (12285) 4
3001 (12289) 4
3005 (12293) 4
3009 (12297) 4
300D (12301) 10
3017 (12311) 10
3021 (12321) 1
3022 (12322) 1
3023 (12323) 60
305F (12383) 1
3060 (12384) 1
3061 (12385) 1
3062 (12386) 10
306C (12396) 1
306D (12397) 1
306E (12398) 1
306F (12399) 10
3079 (12409) 1
307A (12410) 1
307B (12411) 1
307C (12412) 10
3086 (12422) 1
3087 (12423) 1
3088 (12424) 1
3089 (12425) 10
HA029324
Issue 11 Oct 14