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9. Parameters table
Parameter
Description
IEV driver operation mode
Ec 1
0= Stand-alone
1= LAN for Ichill EVO
Low pressure probes position
Ec 2
0= IEV
1= Ichill 200 EVO
Not used
Ec 3
Valve 1 output operation mode
Ec 4
0 = chiller
1 = heat pump
2 = chiller and heat pump
Valve 2 output operation mode
Ec 5
0 = chiller
1 = heat pump
2 = chiller and heat pump
Selection of output circuit valve 1
Ec 6
0 = Not present
1 = Circuit 1
2 = Circuit 2
Selection of output circuit valve 2
Ec 7
0 = Not present
1 = Circuit 1
2 = Circuit 2
Gas selection
Ec 8
0= R22
1= R134a
2= R404a
3= R407c
4= R410a
5= R507c
6= CO2
7= 1234ZE
8= R407F
9= R290
10= R449A
11= R452A
12= R513A
13= R32
14= R450A
15= R454B
16= R454C
17= R452B
18= R1234YF
1592026270 IEV12-14D GB r.1.0 21.02.2019
Min
Max
0
1
0
1
0
2
0
2
0
2
0
2
0
18
IEV
Unit
of
Resolution
measure
35/56
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