100/180MM DISTRIBUTED GRAPHIC RECORDER: USER GUIDE
HA029324
Issue 11 Oct 14
User Guide
Page 280
8.4.2 CHANNEL CONFIGURATION DATA (Cont.)
CHANNEL 4
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 re-
turned will be the previously con
fi
gured constant value.
Parameter name
Description
Type
Access
Start Addr
Hex (Dec)
Register
Length
Ch4 Span high
Upper span value (display full scale)
Scaled
Read only
0261 (609)
1
Ch4 Span low
Lower span value (display ‘zero’)
Scaled
Read only
0262 (610)
1
Ch4 Zone high
Zone high value (two decimal places)
Scaled
Read only
0263 (611)
1
Ch4 Zone low
Zone low value (two decimal places)
Scaled
Read only
0264 (612)
1
Ch4 PV type
Input type
Enum
Read only
0265 (613)
1
1 = Analogue input
3 = Totaliser
2 = Maths
4 = Counter
Ch4 Decimal places
Number of decimal places (0 to 9)
Uint16
Read only
0266 (614)
1
(used by all scaled parameters except where stated)
Ch4 Colour
Channel colour (0 to 55) (See
Annex B
for de
fi
nitions)
Enum
Read only
0267 (615)
1
Ch4 Units
Units string (up to
fi
ve characters)
String_5
Read only
0268 (616)
3
Spare
026B
(619)
2
Ch4 Open string
Open Digital Input string (up to eight characters)
String_8
Read only
026D (621)
4
Spare
0271
(625)
4
Ch4 Close string
Closed Digital Input string (up to eight characters)
String_8
Read only
0275 (629)
4
Spare
0279
(633)
4
Ch4 Descriptor
Channel descriptor (up to 20 characters)
String_20
Read only
027D (637)
10
Spare
0287
(647)
10
Ch4 No of alarms
Number of alarms on this channel (0 to 2)
Uint16
Read only
0291 (657)
1
Ch4 PV format
Enum
Read only
0292 (658)
1
0 = Numeric
1 = Digital strings
Spare
0293
(659)
60
Ch4 Alarm 1 enable
Alarm 1 enable
Enum
Read only
02CF (719)
1
0 = Off
2 = Latched
1 = Unlatched
3 = Trigger
Ch4 Alarm 1 type
Alarm 1 type
Enum
Read only
02DO (720)
1
0 = Absolute low
1 = Absolute high
2 = Deviation in
3 = Deviation out
4 = Rate of change rise
5 = Rate of change fall
Ch4 Alarm 1 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 02D1 (721)
1
Spare
02D2
(722)
10
Ch4 Alarm 2 enable
Alarm 2 enable (As alarm 1 enable, above)
Enum
Read only
02DC (732)
1
Ch4 Alarm 2 type
Alarm 2 type (As alarm 1 type, above)
Enum
Read only
02DD (733)
1
Ch4 Alarm 2 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 02DE (734)
1
Spare
02DF
(735)
10
Ch4 Alarm 3 enable
Alarm 3 enable (As alarm 1 enable above)
Enum
Read only
02E9 (745)
1
Ch4 Alarm 3 type
Alarm 3 type (As alarm 1 type above)
Enum
Read only
02EA (746)
1
Ch4 Alarm 3 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 02EB (747)
1
Spare
02EC
(748)
10
Ch4 Alarm 4 enable
Alarm 4 enable (As alarm 1 enable above)
Enum
Read only
02F6 (758)
1
Ch4 Alarm 4 type
Alarm 4 type (As alarm 1 type above)
Enum
Read only
02F7 (759)
1
Ch4 Alarm 4 setpoint
Trigger setpoint (Note 2)
Scaled
Read/Write 02F8 (760)
1
Spare
02F9
(761)
10
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