Because of the variety of uses for the products described in this
publication, those responsible for the application and use of this
control eq uipment must satisfy themselves that all necessary steps
have been taken to assure that each application and use meets all
performance and safety requirements, including any applicable laws,
regulations, codes and standards.
The illustrations, charts, sample programs and layout examples
shown in this guide are intended solely for purposes of example.
Since there are many variables and requirements associated with any
particular installation, Allen-Bradley does not assume responsibility
or liability (to include int ellectual property liability ) for actual use
based upon the examples shown in this publication.
Allen-Bradley publication SGI-1.1, Safety Guidelines for the
Application, Installation and Maintenance of Solid-State Control
(available from your local Allen-Bradley office), describes some
important differences between solid-state equipment and
electromechanical devices that should be taken into consideration
when applying products such as those described in this publication.
Reproduction of the contents of this copyrighted publication, in
whole or part, without written permission of Allen-Bradley
Company, Inc., is prohibited.
Throughout this manual we use notes to make you aware of safety
considerations:
ATTENTION: Identifies info rmation about practices
or circumstances that can lead to personal injury or
!
Attention statements help you to:
•identify a hazard
•avoid a hazard
•recognize the consequences
Important: Identifies information that is critical for successful
SLC, SLC 500, SLC 5/01, SLC 5/02, SLC 5/03, SLC 5/04, PLC and PLC-5 are registered trademarks of
Allen-Bradley, Inc.
This chapter describes the DL40 Plus Slave display and summarizes
its capabilities. The follow ing topics are included in this chapter:
•DL40 Plus Slave description
•Operating modes
•Features
•Typical configurations
The DL40 Plus Slave displays are available in two-line and four-line
versions. These displays are designed for panel mounting in industrial
environments and require a 110-240V AC power source.
2706-LV4S
2706-LV2S
DL40 Plus Slave displays receive message text from a host device.
The host device may be a DL40 Plus master display, PanelView
terminal, programmable controller, or a personal computer. All
messages are created and stored in the host device.
The DL40 Plus Slave displays appear similar to the standard DL40
Plus two and four-line displays except they do not have front panel
buttons, indicator LEDs, keyboard port, or an RIO / parallel port.
Publication 2706.6.3
1-2
IntroductiontotheDL40PlusSlave
Operating Modes
The DL40 Plus Slave has four operating modes:
•DL Slave
•PV Slave
•Terminal
•Diagnostic
DL(Dataliner)SlaveMode
Use this mode when connecting the DL40 Plus Slave to a DL40 Plus
master display or an enhanced PanelView terminal such as the
PV1400e. One or more DL40 Plus Slaves may be connected to a
single DL40 Plus using an RS-485 link (mul tidrop) or an RS-232 link
(single drop only).
Each DL40 Plus Slave may be individual ly addressed to display only
the messages sent to a specific address. Displays with the same
address display the same messages. Addresses 13 and 18 are not
valid, see page 2-3.
PV(PanelView)Slave
Use this mode when connecting a single DL40 Plus Slave to the
printer port of a standard PanelView operator terminal (PV550, 600,
900, 1000 or 1400). The DL40 Plus Slave displays any text that
would normally be sent to a printer. The DL40 Plus Slave may be
connected to the PanelView using the RS-232 port. Only one display
may be connected on t he communi cati on link, t he DL40 P lus Slave is
not individually addressable in this mode.
Pu
blica
TerminalMode
In this mode, the DL40 Plus Slave can receive data from any device
capable of sending serial ASCII characters. The ASCII characters
sent by the host device control the message text, line scrolling and
formatting of the messages. Only one display may be connected on
the communication link, the DL40 Plus Slave is not individually
addressable in this mode.
DiagnosticMode
Use the diagnostic mode for basic setup and troubleshooting. In this
mode, the DL40 Plus Slave displays the hex value of all the data it
receives. An indication is provided if there is a communication error.
tion 2706-6.3
IntroductiontotheDL40PlusSlave
1-3
Features
DL40 Plus Slave displays have these features:
DL40 Plus
5x7DotMatrixCharacters
TwoorFour-LineVacuumFluorescentDisplay
DIPSwitchConfiguration
RS-485Port
Half-duplexRS-232Port
12VDCSupply
forRelayConnections
Operatesonstandard
100-240VAC,50/60Hz
RelaywithN.O.Contacts
(3Amprated)
Pu
blica
tion 2706-6.3
1-4
DL40Plus(Master)
DL40PlusSlave
DL40PlusSlave
CHECK PRESS #1
PRESS #1 STOPPED
SYSTEM CHECK
NORMAL
RS-485(multidrop)
RS-232 (point-to-point)
Host Controller or Personal Computer
Triggering Messages
RS-485(multidrop)
Other Slaves
Other Slaves
DL40PlusSlave
INLET VALVE CLOSED
RS-232
Printer Port
One Slave Only
(Not Individually Addressable)
12:48 09/16/98
DL40PlusSlave
DL40PlusSlave
RS-232 (point-to-point)
RS-485(multidrop )
PLC, Personal Computer,
or other device providing
ASCII message packets
Alarm Reset
6:40 AM 11/17/98
Tank Temperature:
150 F
Other Slaves
Other Slaves
IntroductiontotheDL40PlusSlave
Typical Configurations
Here are some of the most typical applications:
DL40PlustoDL40PlusSlave
PanelViewtoDL40PlusSlave
Pu
blica
tion 2706-6.3
PLC,PC,orOtherDevicetoDL40PlusSlave
Setting the DIP Switches
10-Position DIP Switch
↑
Up = ON
↓
Down = OFF
N
O
12 34 567 8 910
N
O
1234 5678910
Chapter
2
Chapter Objectives
DIP Switch Location
This chapter describes ho w to conf igu re the DL40 Pl us Sla ve display
using the configuration DIP switches. The following topics are
provided:
•DIP switch location
•Selecting the operating mode
•Selecting display language
•Setting the baud rate
•Selecting display/communication options
•Setting display address
Access the 10-positi on DIP s witches from t he back of th e disp lay. Set
DIP switches using a thin nonconductive object. Do not use a pencil
(broken graphite pieces may short out the internal circuitry).
Changes to DIP switches take affect on powerup. If you make
changes with the power applied, you will have to cycle power before
the changes take effect.
Publication 2706-6.3
2-2
SettingtheDIPSwitches
Selecting the Operating Mode
Mode (DL Slaves Setting)
12 3 45 67 8910
1234567 8910
DIP #1
DIP #2
Display Language
Language (English Setting)
1234567 8910
1234567 8910
DIP #1
DIP #2
The DL40 Plus Slave display operates in one of four modes. Chapter
1 briefly describes these modes. For detailed descriptions refer to the
individual chapters describing each mode. Select the mode using
position #1 and #2 of DIP Switch #1.
ModePosition#1Position#2
DLSlave
PVSlave
Terminal
Diagnostic
Down
Down
Up
Up
↓
↓
↑
↑
Down
Up
Down
Up
↓
↑
↓
↑
The DL40 Plus Slave displays characters in one of three language
sets. Appendix B lists the characters in each of the language sets. Set
the display language using positions #3 and #4 of DIP Switch #1.
Select the baud rate that matches the rate of the host device. Both the
RS-232 and RS-485 ports are set at this rate. Set the rate using
positions #5 and #6 of DIP Switch #1. The DL40 Plus Slave displ ays
the currently set baud rate during its powerup sequence.
BaudRatePosition#5Position#6
300
1200
9600
19200
Down
Down
Up
Up
↓
↓
↑
↑
Down
Up
Down
Up
↓
↑
↓
↑
Publication 2706-6.3
SettingtheDIPSwitches
12 345 67 8910
32
44
Not Used
2-3
Options
Even P a rity Enab led
12345678910
12345678910
Serial Address
Cursor &
Auto New Line
Disabled
DIP #1
DIP #2
Positions #7 and #8 determine the parity, set the parity to match the
host device. Positio ns # 9 and #10 apply to Terminal mode operat io n,
Refer to Chapter 6.
Position#ConditionSelectsAppliesto:
ParityEnabled
ParityDisabled
OddParity
EvenParity
CursorEnabled
CursorDisabled
AutoNewLineEnabled
AutoNewLineDisabled
AllModes
AllModes
TerminalMode&
PVSlaveMode
TerminalMode&
PVSlaveMode
#7
#8
#9
#10
Up
Down
Up
Down
Up
Down
Up
Down
↑
↓
↑
↓
↑
↓
↑
↓
Position #1 through #7 of DIP Switch #2 select the serial address of
the slave display. The address is the binary sum of the value of all of
the switches in the Up condition. Position #7 is the least significant
position (ones posi tion) a nd posit ion #1 has the most significa nt value
(64 position) as shown below. Positions #8 to #10 are not used.
Refer to Appendix C for a list of all possible addresses and the
corresponding switch positions.
Position#1234567
Value6432168421
For example, with Positions #2, #4, and #5 in the up condition, the
serial address is 44.
8
4
Important: Address 13 and 18 are invalid slave addresses. If you
assign either of these addresses to a slave, the slave overrides the
setting and internally switches the address to 127.
Publication 2706-6.3
2-4
SettingtheDIPSwitches
Publication 2706-6.3
Installation and Startup
Chapter
3
Chapter Objectives
Mounting the DL40 Plus Slave
This chapter describes how t o mount and make el ectr ical connect ions
to the DL40 Plus Slave display. The following topics are described:
•Mounting Instructions
•Panel Cutout Dimensions
•RS-232 Connections
•RS-485 Connections
•Relay Connections
•Power Connections
•Powerup Sequence
The following pages provide panel cutout dimensions and overall
dimensions for the DL40 Plus Slave displays.
You can also mount the DL40 Plus Slaves in a custom panel or
enclosure. When a DL40 plus is properly installed, the faceplate of
the DL40 Plus Slave provides a NEMA Type 12, 13, and 4X(indoor)
rating. To install the DL40 Plus Slave:
1. Cut and drill the appropriate mounting holes in the enclosure or
panel.
2. Remove the six mounting nuts from the hardware bag provided
with the di splay.
3. Position the DL40 Plus Slave in the panel or enclosure mounting
hole.
4. Install and alternately tighten the nuts to a torque of 10in
(1.13N
•
m).
•
lbs
Publication 2706-6.3
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