100/180 mm PAPERLESS GRAPHIC RECORDER: USER GUIDE
HA028910
Issue 13 Sep 16
User Guide
Page 292
8.4.2 Channel confi guration data
The following tables give hex addresses for channels 1 to 12, inclusive.
Generally: channel N parameter address = channel 1 parameter a 162 (N-1) (decimal).
CHANNEL 1
Parameter
Description
Type
Access
Start Addr. Register
Name
Hex (Dec)
Length
Notes
1. For
maths
,
totalisers
and
counters
, see the relevant option description.
2. If an alarm’s Setpoint Source (
section 4.3.3
) is set to anything other than ‘Constant’ the value
returned will be the previously confi gured constant value.
Note: A/B Switching:
B values are not accessible via modbus
for this software version. Span, Zone,
Colour etc. are therefore all setting A
Ch1 Span high
Upper span value (display full scale)
Scaled
Read only 007B (123)
1
Ch1 Span low
Lower span value (display ‘zero’)
Scaled
Read only 007C (124)
1
Ch1 Zone high
Zone high value (two decimal places)
Scaled
Read only 007D (125)
1
Ch1 Zone low
Zone low value (two decimal places)
Scaled
Read only 007E (126)
1
Ch1 PV type
Input type
Enum
Read only 007F (127)
1
1 = Analogue input
3 = Totaliser
2 = Maths
4 = Counter
Ch1 Decimal places
Number of decimal places (0 to 9)
Uint16
Read only 0080 (128)
1
(used by all scaled parameters except where stated)
Ch1 Colour
Channel colour (0 to 55) (See
Annex B
for RGB defi nitions)
Enum
Read only 0081 (129)
1
Ch1 Units
Units string (up to fi ve characters)
String_5
Read only 0082 (130)
3
Spare
0085 (133)
2
Ch1 Open string
Open Digital Input string (up to eight characters)
String_8
Read only 0087 (135)
4
Spare
008B (139)
4
Ch1 Close string
Closed Digital Input string (up to eight characters)
String_8
Read only 008F (143)
4
Spare
0093 (147)
4
Ch1 Descriptor
Channel descriptor (up to 20 characters)
String_20
Read only 0097 (151)
10
Spare
00A1 (161)
10
Ch1 No of alarms
Number of alarms on this channel
Uint16
Read only 00AB (171)
1
Ch1 PV format
Enum
Read only 00AC (172)
1
0 = Numeric
1 = Digital strings
Spare
00AD (173)
60
Ch1 Alarm 1 enable
Alarm 1 enable
Enum
Read only 00E9 (233)
1
0 = Off
2 = Latched
1 = Unlatched
3 = Trigger
Ch1 Alarm 1 type
Alarm 1 type
Enum
Read only 00EA (234)
1
0 = Absolute low
1 = Absolute high
2 = Deviation in
3 = Deviation out
4 = Rate of change rise
5 = Rate of change fall
Ch1 Alarm 1 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 00EB (235)
1
Spare
00EC (236)
10
Ch1 Alarm 2 enable
Alarm 2 enable (As alarm 1 enable above)
Enum
Read only 00F6 (246)
1
Ch1 Alarm 2 type
Alarm 2 type (As alarm 1 type above)
Enum
Read only 00F7 (247)
1
Ch1 Alarm 2 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 00F8 (248)
1
Spare
00F9 (249)
10
Ch1 Alarm 3 enable
Alarm 3 enable (As alarm 1 enable above)
Enum
Read only 0103 (259)
1
Ch1 Alarm 3 type
Alarm 3 type (As alarm 1 type above)
Enum
Read only 0104 (260)
1
Ch1 Alarm 3 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 0105 (261)
1
Spare
0106 (262)
10
Ch1 Alarm 4 enable
Alarm 4 enable (As alarm 1 enable above)
Enum
Read only 0110 (272)
1
Ch1 Alarm 4 type
Alarm 4 type (As alarm 1 type above)
Enum
Read only 0111 (273)
1
Ch1 Alarm 4 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 0112 (274)
1
Spare
0113 (275)
10