Estun E21S Manuel utilisateur

E21S Operation Manual
(Version: V1.06)

Revision Record
No.
Version
Date
Description
1
V1.00
2012-06-04
Initial release.
2
V1.01
2013-03-14
The password of entering to SYS PARA page is modified.
3
V1.02
2013-03-27
Revise some expression in this document.
4
V1.03
2014-06-20
Part of interface definition is modified.
Parameters CutDelay En. and MaxCut Delay are added on
SYS PARA. page.
Parameter Pulse Time is added on the CONST page.
Cut-Angle (A-axis) is added.
Cut-Gap (G-axis) is added.
5
V1.04
2014-07-31
Monitor-Speed Detection function is added.
6
V1.05
2014-11-14
The parameters X-tea.in and G-tea.in move to page SYS
PARA.
Add the alarm info.
7
V1.06
2015-03-05
Update the section Manual adjustment.
Update the Teach Page.

E21S Operation Manual
Contents
Preface....................................................................................................................................1
Chapter 1 Product Overview............................................................................................. 2
1.1 Product introduction................................................................................................. 2
1.2 Operation panel........................................................................................................ 2
1.3 Displayer.................................................................................................................... 4
Chapter 2 Operation Instruction.......................................................................................5
2.1 Basic operation procedure...................................................................................... 5
2.2 Programming.............................................................................................................6
2.2.1 Single-step programming..................................................................................................... 6
2.2.2 Multi-step programming........................................................................................................ 8
2.3 Parameter setting...................................................................... 错误!未定义书签。
2.4 Manual movement..................................................................................................13
Chapter 3 Alarm................................................................................................................. 15
Appendix Common fault and troubleshooting........................................................ 17

E21S Operation Manual
1
Preface
This manual describes operation of E21S numerical control device and is meant for
operators who are instructed for operation of the device. Operator shall read this manual and
know operation requirements before using this device.
Copy right is preserved by ESTUN. It is not allowed to add or delete part or all of the
manual content without ESTUN’s consent. Do not use part or all of manual content for the third
party’s design.
E21S device provides complete software control and has no mechanical protection device
for operator or the tool machine. Therefore, in case of malfunction, machine tool must provide
protection device for operator and external part of the machine tool. ESTUN is not responsible
for any direct or indirect losses caused by normal or abnormal operation of the device.
ESTUN preserves the right to modifying this manual in the event of function adding or print
error.

E21S Operation Manual
2
Chapter 1 Product Overview
1.1 Product introduction
This product is equipped with the shear machine dedicated numerical control device which
is applicable to various users. Based on ensuring work precision, the cost of numerical control
shearing machine is reduced significantly.
Features and functions of this product are as following:
Back gauge can be controlled.
Cut-angle can be controlled.
Cut-gap can be controlled.
Stroke time can be controlled.
Intelligent positioning control.
Unilateral and bidirectional positioning which eliminates spindle clearance effectively.
Retract functions.
Automatic reference searching.
One-key parameter backup and restore.
Fast position indexing.
40 programs storage space, each program has 25 steps.
Power-off protection.
1.2 Operation panel
Operation panel is shown in Figure 1-1.
Figure 1-1 Operation panel

E21S Operation Manual
3
Functions of panel keys are described in Table 1-1.
Table 1-1 Description of key functions
Key
Function description
Delete key: delete all data in input area on left bottom of
displayer.
Enter key: confirm the input content. If no content is input, the key
has the similar function to direction key .
Start key: automatic start-up, top left corner of the key is operation
indicator LED. When operation is started, this indicator LED is on.
Stop key: stop operation, top left corner of the key is Stop
indicator LED. When initialize normal start-up and no operation,
this indicator LED is on.
Left direction key: page forward, cursor remove
Right direction key: page backward, cursor remove
Down direction key: select parameter downward
Function switch: switch over different function pages
Symbolic key: user input symbol, or start diagnosis.
~
Numeric key: when setting parameter, input value.
Decimal point key: when set up parameter, input decimal point.
Manual movement key: in case of manual adjustment, make
adjustment object move in forward direction at low speed.
Manual movement key: in case of manual adjustment, make
adjustment object move in backward direction at low speed.
High speed selection key: in case of manual adjustment, press
this key and press simultaneously, make adjustment object
move in increasing direction at high speed, then press ,
make adjustment object move in decreasing direction at high
speed.

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4
1.3 Displayer
E21S numerical control device adopts 160*160 dot matrix LCD displayer. The display area
is shown in Figure 1-2.
Figure 1-2 Display area
Title bar: display relevant information of current page, such as its name, etc.
Parameter display area: display parameter name, parameter value and system
information.
Status bar: display area of input information and prompt message, etc.
The paraphrases of shortening on this page are as shown in Table 1-2.
Table 1-2 The paraphrases of shortening
Shortening
Description
X
The current backgauge position
A
The current cutting angle
G
The current gap distance
XP
The desired backgauge position
DX
Backgauge retract distance
CUT
Cutting delay
DLY
Retracting delay
F
Function output value
PP
Preset workpiece
CP
Current workpiece

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5
Chapter 2 Operation Instruction
2.1 Basic operation procedure
Basic switch over and operation procedure of the device is shown in Figure 2-1.
Figure 2-1 Basic Operational Flow

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6
2.2 Programming
The device has two programming methods, which are single-step programming and
multi-step programming. User can set up programming according to actual demand.
2.2.1 Single-step programming
Single-step programming is generally used for processing single step to finish work piece
processing. When controller is power on, it will automatically enter single-step program page.
Operation steps
Step 1 After starting up, the device will enter setting up page of single-step program
automatically, as shown in Figure 2-2.
Figure 2-2 Single-step program setting page
Step 2 Click , select parameter that needs to be set up, press numerical key to input
program value, press to complete input.
[Note] Parameter can only be set when Stop indicator is on.
Setting range of singe step parameter is shown in Table 2-1.
Table 2-1 Set up range of singe step parameter
Parameter name
Unit
Range
Remarks
X
mm/inch
-
Current position of X axis, unable to be
modified.
A
°
-
Current position of A axis, unable to be
modified.
G
mm/inch
-
Current position of G axis, unable to be
modified.
XP
mm/inch
0~9999.999
Program position of X axis.
DX
mm/inch
0~9999.999
Retract distance of X axis;

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Parameter name
Unit
Range
Remarks
DLY
s
0~9.99
In case of single step, delay time for X axis
concession.
CUT
s
0~9.99
There is a delay time for the cutter goes to the
next work-step, after it leaves the top dead
center.
[Note] Only the parameter CutDelay En. is
set to 1, displaying this parameter.
F
None
0~3
Functions configure output.
PP
None
0~9999
Number of preset work piece.
CP
None
0~9999
Number of current work piece.
Step 3 Press , system will execute according to this program, as shown in Figure 2-3.
Figure 2-3 Single step operation page
----End
Operation example
On single-step program page, program back gauge position to 80.00mm, retract distance
to 50mm, concession waiting time to 2s, and work piece to 10.
Operation steps are shown in Table 2-2.
Table 2-2 Operation steps of single step example
Operation steps
Operation
Step 1
Click , select “XP” parameter.
Step 2
Input 80.00 by numerical key.
Step 3
Click , confirm setting of this parameter.
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