UNI-T UT321 Manual de usuario Pagina 78

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<Toc> <5. Parameters>
IM 05D01D12-41E 6th Edition: Mar. 25, 2005-00
Set high limit 70°C for PCCH, and low limit 20°C for PCCL.
PV display color is changed from green to red when PV input value is out of the range.
The red-to-green changing action is selectable.
Setting parameters
PCMD (PV color mode parameter) = 6
PCCH (High limit for PV color change parameter) = 70°C
PCCL (Low limit for PV color change parameter) = 20°C
Hysteresis fixed to 0.25% is inserted where PV display color is changed.
In the example below, where changed from red to green.
Setting Example-3 : Link to PV
°C
Time
PV : green
PV : red
PV
High limit for PV color change parameter PCCH = 70°C
Low limit for PV color change parameter PCCL = 20°C
70°C
20°C
PV : red
PV : green
Set the PV display color or Fixed in green mode, Setting of Fixed to red mode is also possible.
Setting parameter
PCMD (PV color mode parameter) = 0
Setting Example-4 : Fixed in Red or Green
SP : red
Can not be changed.
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