Holding Register
Addresses
Decimal
Hex
Data
Type
Data Content
Parameter
Name
Read/Write
Permission
0000d
0001d
0002d
0003d
0004d
0005d
0006d
0007d
0008d
0009d
0010d
0011d
0012d
0013d
0014d
0015d
0016d
0017d
0018d
0019d
0020d
0x0000
0x0001
0x0002
0x0003
0x0004
0x0005
0x0006
0x0007
0x0008
0x0009
0x000A
0x000B
0x000C
0x000D
0x000E
0x000F
0x0010
0x0011
0x0012
0x0013
0x0014
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
word
Digital input types .0=
nd
;1=
EA
;2=
SA
;3=
HC
;4=
dF
Set value
Set point upper limit
Upper level alarm
Set point lower limit
Lower level alarm
The offset value for the cooling
Cooling hysteresis
Switch hysteresis for alarm
Type of buzzer sound
Digital input delay
Delay time for the compressor after power is on.
On time for the compressor output in the case of probe failure
Off time for the compressor output in the case of probe failure
Defrost duration
The time between 2 consecutive defrosts.
Delay time for defrosting after power is on.
After the cooling process of cooling start-up delay
Time delay to display alarm message after alarm is on.
Time delay to display alarm message after power is on.
5Et
uPL
A.uPL
LoL
A.LoL
oFF
Hy5
A.HY5
5nd
d.inp
ddi
C.Pon
C.Fo5
C.PPn
C.PPf
d.dur
d.int
d.dpo
d.drE
A.dfl
A.dpo
1.1 HOLDING REGISTERS
ENDA EDT5411A DIGITAL THERMOSTAT MODBUS PROTOCOL ADDRESS MAP
Delay time required for the compressor to restart following a stop.
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Input Register
Addresses
Decimal
Hex
Data
Type
Data Content
Read/Write
Permission
0000d
0x0000
word
Measured temperature value (
°
C /
°
F)
--
1.2 INPUT REGISTERS
Read
Parameter
Name
*
Holding and Input Register parameters of type integer, those “signed integer” is defined as the decimal port of and associated with these
parameters. (So,”14.0” is a parameter value of “140” will be read in). Relevant parameters for a period of “mm:ss” type ones in seconds, ”hh:mm”
while those species defined in minutes.
Discrete Input
Addresses
Decimal
Hex
Data
Type
Data Content
Read/Write
Permission
0000d
0x0000
Bit
Control output status (0=OFF; 1=ON)
--
1.3 DISCRETE INPUTS
Parameter
Name
Read
Coil
Addresses
Decimal
Hex
Data
Type
00d
0x00
Bit
Control type selection. OFF =
Co ,
ON =
HE
C.typ
1.4 COILS
01d
0x01
Bit
Temperature unit. OFF =
°
C
, ON =
°
F
Unit
02d
0x02
Bit
Decimal point . OFF=
no ,
ON=
YE5
D.PNT
03d
0x03
Bit
Digital input polarity. OFF =
cL ,
ON =
oP
Dpo
04d
0x04
Bit
Smart Defrost selection. OFF =
n
o
, ON=
YE5
D.5mt
Display configuration during defrost. OFF =
Lc
, ON =
rE
D.poN
05d
0x05
Bit
06d
0x06
Bit
Defrost process is started by power-up. OFF =
no
, ON =
YE5
A.tYP
07d
0x07
Bit
Alarm configuration. OFF =
Ab5
, ON = Relative alarm
rEF
D.d5p
Data Content
Read/Write
Permission
Parameter
Name
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
Read / Write
* MODBUS CONNECTION DIAGRAM
1
2
0
O
h
m
120 Ohm
Master
Slave - 1
Up to 127 slave devices
can be controlled.
Slave - 2
Slave - 127
-
+
A
B
-
+
A
B
-
+
A
B
-
+
A
B
Termination should be accomplished by
attaching 120 Ohm resistors to the start
and at the end of the communication line.
* Applies to devices with Modbus function.
SİSEL MÜHENDİSLİK ELEKTRONİK SAN. VE TİC. A.Ş.
Şerifali Mah.
Y.Dudullu 34775
ÜMRANİYE/İSTANBUL-TURKEY
Tel : +90 216 499 46 64 Pbx. Fax : +90 216 365 74 01
url : www.enda.com.tr
Barbaros Cad. No:18
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