Mitsubishi Electric e Series Service Handbook page 94

Air-cooled chilling unit r410a
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[ VII Control ]
3. Setting procedures
(1) Water-temperature setting
Different water temperature settings can be set for different modes.
Set the dip switches on the circuit board as follows to make the settings for the items described in this section.
Press the push switch SWP3 to enable the configuration changes.
Press the push switches SWP1 (↑) or SWP2 (↓) to increase or decrease the value.
When the desired value is displayed, press SWP3 to save the setting value.
Settings table
Dip switch setting (SW1)
No.
■:ON
□:OFF
1
1
0
0
1
0
0
2
1
0
0
0
0
1
3
0
1
0
1
0
0
4
0
1
0
0
0
1
5
1
1
0
1
0
0
6
0
0
1
1
0
0
7
1
0
1
1
0
0
8
0
1
1
1
0
0
9
1
0
0
0
0
0
10
1
0
0
0
1
0
11
1
1
0
0
0
0
*1 Temperature setting increments: 1ºC (PAR-W21MAA), 0.5ºC (PAR-W31MAA)
*2 No-voltage contact K10-K12: OFF
*3 No-voltage contact K10-K12: ON
*4 Applicable only when Dip SW3-6 is set to ON (Brine setting). To remotely set the temperature to a sub-zero temperature, a PAR-W31MAA remote controller is required.
Heating ECO (2-point system)
Water temp.
Setting
water
temp A
Setting
water
temp B
Setting
outdoor
temp A
* Setting temp C cannot be used.
Heating ECO (Curve)
Water temp.
Setting
water
temp A
Setting
water
temp C
Setting
water
temp B
Setting
outdoor
temp A
* Always use a value for setting C that is between setting value A and setting value B.
HWE1417B
Setting Item
0
0
1
1
Setting temp 1 (Cooling mode)
0
0
1
1
Setting temp 2 (Cooling mode)
0
0
1
1
Setting temp 1 (Heating mode)
0
0
1
1
Setting temp 2 (Heating mode)
1
1
0
1
Setting water temp A at Heating ECO mode
1
1
0
1
Setting outdoor temp A at Heating ECO mode
1
1
0
1
Setting water temp B at Heating ECO mode
1
1
0
1
Setting outdoor temp B at Heating ECO mode
1
1
1
Setting water temp C at Heating ECO mode
0
1
1
0
1
Setting outdoor temp C at Heating ECO mode
1
1
1
S
e
e l
t c
a
h
e
t a
n i
g
c
0
Outdoor temp.
Setting
outdoor
temp B
Outdoor temp.
Setting
Setting
outdoor
outdoor
temp C
temp B
Initial
value
7
7
45
45
55
0
35
25
45
15
u
v r
e
1
When the outdoor temp A and B
are set to the same value.
Water temp.
Setting
water
temp A
Setting
water
temp B
- 85 -
Setting
Unit
Lower
Upper
Increments
limit
limit
ºC
0.1°C
5 (-10) *4
25
ºC
0.1°C
5 (-10) *4
25
ºC
0.1°C
30
55
ºC
0.1°C
30
55
ºC
0.1°C
30
55
ºC
0.1°C
-30
50
ºC
0.1°C
30
55
ºC
0.1°C
-30
50
ºC
0.1°C
30
55
ºC
0.1°C
-30
50
-
: 0
2
p -
i o
t n
s
s y
e t
m
,
: 1
c
u
v r
e
Outdoor temp.
Setting change
from an optional
remote controller
(PAR-W21MAA or
PAR-W31MAA) *1
Possible *2
Possible *3
Possible *2
Possible *3
Not possible
Not possible
Not possible
Not possible
Not possible
Not possible
N
t o
p
o
s s
b i
e l
GB

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