26
ENG
“EVD mini” +0300036EN - rel. 1.2 - 23.04.2018
8.8 Variables accessible via serial connection
Parameter
Description
Def.
Min
Max
Type
Carel
Modbus®
R/W
Notes
Reg_status
Controller status
0
0
20
I
1
128
R
Machine_type_SPV
Type of unit
0
0
32767
I
2
129
R
Hardware_code_SPV
Hardware code
0
0
32767
I
3
130
R
EEV_Positions_steps
Valve position
0
0
999
I
4
131
R
Protection_status
Protection status
0
0
5
I
5
132
R
Sh_unit_power_percent
Cooling capacity
0
0
100
I
6
133
R/W
Man_posit_steps
Manual valve position
0
0
999
I
7
134
R/W
par. U2
Start_func_test
Input variable in functional test
0
0
30000
I
8
135
R/W
Func_test_2
Generic variable to use in the functional
test
0
-32768
32767
I
9
136
R/W
Net_address
LAN serial network address
99
1
99
I
10
137
R/W
par. n1
EEV_steps_doubling
Double valve steps
1
1
2
I
11
138
R/W
par. U3
Gas_type
Refrigerant
3
1
23
I
12
139
R/W
Gas Type = refrigerant
Super_main_regulation
Main control
1
0
9
I
13
140
R/W
Mode = operating
mode
Super_S1_probe_model
Probe S1
3
1
14
I
14
141
R/W
par. S1
Inhibit_mode_setting
Enable mode parameter setting
0
0
1
I
15
142
R/W
par. IA
Unity_measure
Unit of measure
1
1
2
I
16
143
R/W
par. Si
PID_Ti
PID: integral time
150
0
999
I
17
144
R/W
par. ti
Par_Digin1_Config
Digital input configuration
1=Start/stop control
2=Control backup
1
1
2
I
18
145
R/W
Start_eev_opening_ratio
Valve position at start-up
50
0
100
I
19
146
R/W
par. U4
Net setting
Baud rate
2
0
17
I
20
147
R/W
par. n2
Reset Default(*)
Reset factory parameters
0
-32768
32767
I
21
148
R/W
Ultracella signature
Reserved
0
-32768
32767
I
22
149
R/W
Regulation type
Type of control
1
1
9
I
23
150
R
Gas custom dew_a_h
Dew point a high
-288
-32768
32767
I
24
151
R/W
Gas custom dew_a_l
Dew point a low
-15818
-32768
32767
I
25
152
R/W
Gas custom dew_b_h
Dew point b high
-14829
-32768
32767
I
26
153
R/W
Gas custom dew_b_l
Dew point b low
16804
-32768
32767
I
27
154
R/W
Gas custom dew_c_h
Dew point c high
-11664
-32768
32767
I
28
155
R/W
Gas custom dew_c_l
Dew point c low
16416
-32768
32767
I
29
156
R/W
Gas custom dew_d_h
Dew point d high
-23322
-32768
32767
I
30
157
R/W
Gas custom dew_d_l
Dew point d low
-16959
-32768
32767
I
31
158
R/W
Gas custom dew_e_h
Dew point e high
-16378
-32768
32767
I
32
159
R/W
Gas custom dew_e_l
Dew point e low
15910
-32768
32767
I
33
160
R/W
Gas custom dew_f_h
Dew point f high
-2927
-32768
32767
I
34
161
R/W
Gas custom dew_f_l
Dew point f low
-17239
-32768
32767
I
35
162
R/W
Net_alarm
Network alarm
0
0
1
D
1
0
R
al. E6
Emergency_closing_alarm
No power supply
0
0
1
D
2
1
R
al. E5
S1_alarm
Probe S1 alarm
0
0
1
D
3
2
R
al. A1
S2_alarm
Probe S2 alarm
0
0
1
D
4
3
R
al. A2
Low_sh_alarm
Low_SH alarm
0
0
1
D
5
4
R
al. E3
LOP_alarm
LOP alarm
0
0
1
D
6
5
R
al. E2
MOP_alarm
MOP alarm
0
0
1
D
7
6
R
al. E1
Low_suct_alarm
Low suction temperature alarm
0
0
1
D
8
7
R
al. E4
Eeprom_alarm
EEPROM damaged
0
0
1
D
9
8
R
al. EE
Digin1_status
Digital input status
0
0
1
D
10
9
R
Manual_posit_enable
Enable manual valve
0
0
1
D
11
10
R/W
par. U1
Incomplete closing alarm
Emergency closing not completed
0
0
1
D
12
11
R/W
al. E8
Battery alarm
Battery alarm
0
0
1
D
13
12
R
EVD_CAN_GO
Enable EVD control
0
0
1
D
14
13
R/W
S1_Alarm_enable
Enable probe S1
0
0
1
D
15
14
R/W
S2_Alarm_enable
Enable probe S2
0
0
1
D
16
15
R/W
EEV_Position_percent
Valve opening
0
0
100
A
1
0
R
par. Po
SH_SH
Superheat
0
-5
(-9)
55
(99)
A
2
1
R
Sh_Suct_temp
Suction temperature
0
-85(-121) 200(392)
A
3
2
R
par. tS
Sh_Evap_temp
Evaporation temperature
0
-85(-121) 200(392)
A
4
3
R
Sh_Evap_pres
Evaporation pressure
0
-20(-290) 200(2900)
A
5
4
R
S1_Value
Probe S1 reading
0
-85(-290) 200(2900)
A
6
5
R
par. P1
S2_Value
Probe S2 reading
0
-85(-121) 200(392)
A
7
6
R
par. P2
Positioning_mode_volt
0-10 V input
0
0
10
A
8
7
R
Firm_release
Firmware version
0
0
800
A
9
8
R
par. Fr
SH_Set
Superheat set point
11
Low_
Sh_Th-
reshold
55(99)
A
10
9
R/W
Super heat = superheat
set point
PID_Kp
PID: proportional gain
15
0
800
A
11
10
R/W
par. CP
Low_sh_threshold
Low superheat: threshold
5
-5(-9)
Set point
surrisc.
A
12
11
R/W
par. C1
Low_sh_Ti
Low superheat: integral time
15
0
800
A
13
12
R/W
par. C2
Lop_threshold
LOP: threshold
-50(-58)
-85(-121) MOP_th-
reshold
A
14
13
R/W
par. C3
Lop_Ti
LOP: integral time
0
0
800
A
15
14
R/W
par. C4
MOP_Threshold
MOP: threshold
50
LOP_th-
reshold
200
(392)
A
16
15
R/W
par. C5
MOP_Ti
MOP: integral time
20
0
800
A
17
16
R/W
par. C6
Low_Suct_alarm_threshold
Low suction temperature alarm threshold -50(-58)
-85(-121) 200(392)
A
18
17
R/W
par. C8
Mop_Inhibition_threshold
MOP: inhibition threshold
30 (86)
-85
(-121)
200
(392)
A
19
18
R/W