DECODE EMU Series User manual
EMU
User Manual
Legal notice
Copyright © 2020 Decode
Disclaimer
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Table of content
1 reface.........................................................................................................................4
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2 Description..................................................................................................................6
3 Installation..................................................................................................................7
4 Functionality...............................................................................................................8
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5 Modbus communication............................................................................................9
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6 Technical characteristics.........................................................................................13
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7 roduct label.............................................................................................................15
8 Disposal and Recycling.............................................................................................15
9 Contact.......................................................................................................................15
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1 reface
1.1 Symbols
WARNING0':;
IM ORTANT0#
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NOTE 0#
1.2 Safety Instructions
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WARNING 0 =
•All the associated (interconnected) equipment, C and power supply units ( SU)
shell comply with requirements of standard IEC 60950- 1:2005+A1:2009+A2:2013.
•ower supply must have SELV output and for security reasons connection must
include series 1A fuse protection.
•Access to terminal block connections must be checked and restricted in the end
installation using potential hazardous voltage.
•Installation and technical support of the device can be performed only by a
quali>ed personnel or a person who has enough knowledge about this device
and safety requirements.
•Unauthorized modi>cations or utilization of accessories that have not been
approved may result in damage to the device and in a breach of applicable
regulations, and result in the termination of the validity of the guarantee.
•Do not expose the device to extreme ambient conditions. rotect the device
against dust, moisture and high temperature.
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1.3 Document versions
Document version Version FW / HW Date Note
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2 Description
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3 Installation
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Picture 2: Dimensions
Picture 3: Wiring schematics
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4 Functionality
4.1 Normal mode
0 #CD
DC#:0D"EE
'0(,+='0(,+
E.&
-2//,FF
4.2 Setup mode
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DC#:0"
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5 Modbus communication
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',#33C3
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5.1 Supported functions
5.1.1 Function 03 - Read Holding Register
"?,8
Byte Field name Content
1 8
2. *
31 8
4D 8
51 8
6D 8
744D 8
8441 8
"H+)*(B*-$
Byte Field name Content
1 8
2. *
3I
41 8
5D 8
...
n+4 44D 8
n+5 441 8
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5.1.2 Function 06 - reset Single Register
"?,"'"3
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Byte Field name Content
1 8
2. 2
31 8
4D 8
51 8
6D 8
744D 8
8441 8
",$
Byte Field name Content
1 8
2. 2
31 8
4D 8
51 8
6D 8
744D 8
8441 8
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5.1.3 Function Error
Byte Field name Content
1 8
2. ,
3 &)*(
4D 8
51 8
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5.2 Internal Modbus memory map
"8
G"0FI/F
FI&F 4*5*&2
*&2
Register Address Variable EMU C3 Variable EMU V3 Variable EMU A3
40001 / 4"&J8&L D&J8&/5L 4/0)+J8&ML
40002 & 4")J8&L D)J8&/5L 4/0)+J8&ML
40003 ) 4"*J8&L D*J8&/5L "J8//&N4L
40004 * /6 D&)J8&/5L /0
40005 ( /0 D)*J8&/5L /0
40006 + /0 D*&J8&/5L /0
40007 2 /0 .?J8//&1<L /0
40008 B 4"& D& #&
40009 , 4") D) #)
40010 - 4"* D* #*
40011 &/ /0 D&) #&G
40012 && /0 D)* #)G
40013 &) /0 D*& #*G
40014 &* J&0)(BL
40015 &( 'J/&+L
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&0)(//
)0(,//
*0-2//
(0&-)//
+0*,(//
20+B2//
B0&&+)//
40016 &+ 'J/&)L
/0#3
&03
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40017 &2 4 (///, 0 (//&2 0
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6 Technical characteristics
6.1 Common characteristics of EMU V3, C3, A3
Number of inputs *
Communication '0(,+&0)(B
/
Serial speed &)//)(//(,//-2//&-)//*,(//+B2//&&+)//
Data format &,$#C
Factory defaults -2//&,&
Connection '
ower supply &/0),54
Consumption &=
Enclosure 3 #*+
Dimensions *+8,,8+B
Isolation *///54
6.2 EMU V3 – Three phase AC voltage
Measured parameters 4D&D)D*D&)D)*D*&?
Measurement type "'?
Measurement range D&D)D*/0)+/54
D&)D)*D*&/0+//54
.?)/0B/1<
Resolution 5&/5
.?//&1<
6.3 EMU C3 - Three phase AC current, with CT*
Measured parameters 44"&4")4"*
Measurement type "'
Measurement range /0+4
Resolution 4&
.?//&1<
7J4"L+
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6.4 EMU A3-TTT* - 3 x analogue input
7"""
8$"*0//&!/%(0)/3"&//
6.4.1 Type T = 0
Measured parameters /%(0)/(/O
Measurement range /0)+4
Resolution ///&
6.4.2 Type T = 1
Measured parameters 3"&//
Measurement range 0+/N4PH&+/N4
Resolution //&N4
6.4.3 Type T = 2
Measured parameters 3"&///
Measurement range 0+/N4PH&+/N4
Resolution //&N4
6.4.4 Type T = 3
Measured parameters /0+54
Measurement range /0+54
Resolution &5
6.4.5 Type T = 4
Measured parameters /0&/54
Measurement range /0&/54
Resolution &5
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7 roduct label
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Line 2 3
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Line 4 8
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8 Disposal and Recycling
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9 Contact
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Picture 4: Product label
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