Danfoss EKE 1A User Manual

Label
Parameter
name
Variants
Min
Max
Default
Unit
Modbus
PNU
Can In‐
dex
Can Sub‐
index
Enumeration
External refer-
ence signal
I090
Ext ref. con-
guration
1A
0
2
0
0 = Not Used | 1 = V->SH
| 2 = V->Max OD
I089
Ext ref. con-
guration
1B, 1D
0
6
0
3278
550C
CD
0 = Not Used | 1 = V->SH
| 2 = V->Max OD | 3 = V-
>Temp | 4 = Bus->SH | 5
= Bus->Max OD | 6 =
Bus->Temp
O010
Ext ref. con-
guration
1C
0
9
0
3126
550C
35
0 = Not Used | 1 = V->SH
| 2 = V->Max OD | 3 = V-
>Temp | 4 = Bus->SH | 5
= Bus->Max OD | 6 =
Bus->Temp | 7 = mA-
>SH | 8 = mA->Max OD |
9 = mA->Temp
I035
Ext ref. volt-
age high
1A, 1B, 1D
10
10
V
3129
550C
38
I036
Ext ref. cur-
rent low
1C
0
4
mA
3128
550C
37
I037
Ext ref. cur-
rent high
1C
20
20
mA
3127
550C
36
I034
Ext ref. volt-
age low
1A, 1B, 1D
0
0
V
3130
550C
39
I091
Driver refer-
ence cong-
uration
1B, 1D
0
2
0
3282
550C
D1
0 = Voltage to OD | 1 =
Bus to OD | 2 = Bus to
steps
I033
Driver refer-
ence cong-
uration
1C
0
3
0
3131
550C
3A
0 = Voltage to OD | 1 =
Bus to OD | 2 = Bus to
steps | 3 = Current to OD
I079
AI4 lowpass
bandwidth
0
5
5
3257
550C
B8
0 = None | 1 = 4 Hz | 2 =
2 Hz | 3 = 1 Hz | 4 = 1/2
Hz | 5 = 1/5 Hz
Control Basics
Refrigerant con-
guration
O030
Refrigerant
0
49
0
3017
550B
C8
0 = Undef | 1 = R12 | 2 =
R22 | 3 = R134a | 4 =
R502 | 5 = R717 | 6 = R13
| 7 = R13b1 | 8 = R23 | 9
= R500 | 10 = R503 | 11 =
R114 | 12 = R142b | 13 =
R user | 14 = R32 | 15 =
R227 | 16 = R401A | 17 =
R507 | 18 = R402A | 19 =
R404A | 20 = R407C | 21
= R407A | 22 = R407B |
23 = R410A | 24 = R170 |
25 = R290 | 26 = R600 |
27 = R600a | 28 = R744 |
29 = R1270 | 30 = R417A
| 31 = R422A | 32 =
R413A | 33 = R422D | 34
= R427A | 35 = R438A |
36 = R513A | 37 = R407F
| 38 = R1234ze | 39 =
R1234yf | 40 = R448A |
41 = R449A | 42 = R452A
| 43 = R450A | 44 =
R452B | 45 = R454B | 46
= R1233zdE | 47 =
R1234zeZ | 48 = R449B |
49 = R407H
O100
Antoine
constant A1
8
12
9.8
3018
550B
C9
O101
Antoine
constant A2
-3000
-1300
-2250
3019
550B
CA
O102
Antoine
constant A3
210
300
253
3020
550B
CB
O103
Refrigerant
min. tem-
perature
-100
-100
°C
3021
550B
CC
O104
Refrigerant
max. tem-
perature
100
100
°C
3022
550B
CD
© Danfoss | Climate Solutions | 2022.06 BC398828796060en-000101 | 65
Superheat controller, Type EKE 1A, 1B, 1C, 1D

Danfoss EKE 1A Specifications

General

Brand	Danfoss
Model	EKE 1A
Category	Controller
Language	English