MULTIPOINT CIRCULAR-CHART RECORDER: USER GUIDE
HA250385
Issue 7 Nov 06
Page 70
Op Maths 1
↵
to reset 37.54
Maths channel reset
Value: 1.00
Copy Ch 1
Add Ch 1 to Ch 1
Sub Ch 1 from Ch 1
Mult Ch1 by Ch 1
Div Ch 1 by Ch 1
Modulus of Ch 1
7.1.3 Operator pages
If allowed by operator access (section 4.13), the opera-
tor can reset any of the resettable functions in level 2
from this menu. The reset page displays the current
value of the channel to be reset.
7.2 EQUATIONS
Note - Unless otherwise stated, a "channel" can be ei-
ther an input channel or another derived calculation
channel.
7.2.1 Level 1 equations
CONSTANT
Allows the entry of a constant to be used in other equa-
tions, values between -99999 and 999999.
COPY
Can be used to duplicate input or derived channels
when more than four alarms are required. Also useful to
import totaliser or counter values so they can be traced
on the chart and/or, so that they can be used in math
calculations.
ADD
Allows one channel to be added to another.
SUBTRACT
Allows one channel to be subtracted from another.
MULTIPLY
Allows one channel to be multiplied by another.
DIVIDE
Allows one channel to be divided by another.
MODULUS
Takes the value of a channel, ignoring sign
(i.e. always positive).
Summary of Contents for 394
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