Because of the variety of uses for the products described in this
publication, those responsible for the application and use of this
control equipment 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 intellectual 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 in 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 information about practices
or circumstances that can lead to personal injury or
!
Attention statements help you to:
death, property damage or economic loss.
• identify a hazard
• avoid the hazard
• recognize the consequences
Important:Identifies information that is critical for successful
NM is an acronym for Network Manager Software (Catalog No.
2708–NNM). The program runs on a PC compatible computer, and provides
network management and data collection for a network of workstations. The
latest version, NM V5.0, provides instant help, menu driven configuration
files, file lookup services, a transport layer protocol, and program
development aids.
NM is highly configurable, allowing it to be used in a wide variety of
applications. By restricting access to configuration and direct interaction
functions, NM can be configured as an end–user data collector. By adding
access to data processing programs, NM can be used as a command shell for
systems integrators using workstation networks.
Installation
Before installing NM onto the hard disk, make a working copy of the release
diskette by using either the DOS DISKCOPY or COPY commands. Store the
original in a safe location.
To install NM onto your hard disk, place the working copy in either the A: or
B: floppy drive. If you are using the A drive, type the following commands.
Change to B: if using B drive.
A:
INSTALL C
In this example, C is the hard drive where you want NM installed. You may
use D, E, or any other valid drive name. NM will now be installed in a
directory named \ NM in the root directory of the hard drive you specified.
1–1
Chapter 1
Introduction
Installation (cont’d)
If you want to take full advantage of the programming aids, NM must have
access to both LXB.EXE (the A-B VBASIC compiler) and the Visual BASIC
(VB) library directory. In order to find LXB, it should either be copied to the
NM directory or you should add
SET LXB = C: \ LIB \
or another valid pathname in your AUTOEXEC.BAT so that NM can find it.
Also you may have to add:
LIB = C: \ VB \
or the correct path to the QB45 library directory. You can make NM available
from any directory by adding:
NM = C: \ NM \
or the correct path to the NM directory in your AUTOEXEC.BAT.
What Part of this Manual Should I Read?
The section on CONNECTIONS & PARAMETERS should be all that is
necessary to read for the individual doing the installation and testing of the
network.
The sections on THE MENUS, THE BASICS & RETRIEVING DATA
should be all that is necessary to read for the individual whose responsibility
it is to collect the data from the workstations.
The Systems Integration individual should be familiar with the entire
Network Manager Manual.
Which Keys should I Know About?
All of the functions are started by pressing a function key or the highlighted
letter corresponding to that function key. References to keys in this manual
will look like the following:
Press < F4 > / ’P’ to ....
where < F4 > represents the forth function key and ‘P’ represents the
highlighted letter of that function.
To back out of a menu, press the ESCAPE key. References to the ESCAPE
key in this manual will look like this:
Press < ESC > to ....
where < ESC > represents the ESCAPE key.
1–2
Usually < F1 > / ‘H’ will give a screen of help in the current area of interest.
To get rid of the help text, press < ESC >.
Chapter
Physical Connections
A–B
2
Connections and Parameters
You only need to read this section if you have not connected the host PC to
the master workstation.
The master workstation’s COMl or COM2 port must be connected to an
unused COM port of the host PC. For most PCs, this is an RS–232 port and
requires a workstation with an RS–232 COM1 port (Catalog No.
2708–DH5B2L). If the host communications is accomplished using a host
with an RS–422 COM port, then make sure that the workstation was ordered
with an RS–422 port on COM1 (Catalog No. 2708–DH5B4L). The COM2
port (or AUX port) on the workstation cannot be used for host/workstation
communications, but the COM2 or AUX port on the PC can.
The cable required from the workstation to the host PC will be a null modem
cable. A wiring diagram for a null modem cable can be found in the AttendedWorkstation User Manual (Catalog No. 2708–ND001). We recommend that
the cable be made from this diagram.
Workstation Master –
COM1 Parameters
Note: Be sure to select the correct diagram (RS–232 or RS–422).
The workstation that will be used for host communications must be
configured to be a “MASTER” or a “GATEWAY” type workstation. The
following discussion is for those who have not already configured their
workstation as a master for interaction with NM.
The following paragraphs assume some knowledge of the configuration
menus on a workstation. For more information on the configuration menus,
refer to the Attended Workstation User Manual (Catalog No. 2708–800).
Note: The Master workstation will not communicate with the host if the
Master workstation has been left in the configuration menus. You MUST
press the EXIT key several times to exit menus after you have configured the
proper parameters.
The recommended workstation configuration is illustrated below. Mandatory
settings are in BOLD:
Network Menu (Main Menu)Comm Port Menu
Terminal Number
Terminal TypeMasterComm Baud Rate9600
Lower Poll Addr1Comm Data Bits7
Upper Poll Addr99Comm Parity
1Comm Port ModePolled
Even
Comm Stop Bits
Comm CRLF
Comm Echo
1
Disabled
Disabled
2–1
Chapter 2
Connections and Parameters
Starting NM
Host PC Communication
Parameters
NM is executed by typing ‘NM’ at the DOS prompt. If the file NM. EXE is
not in the current directory, it must be in a directory included in the last DOS
PATH command. NM will immediately attempt to communicate with the
master workstation. This is acceptable if the host communication parameters
are set correctly, but if they are not then press <ESC> to bypass the initial
communications.
The following discussion is for those who have not setup NM’s
communications parameters.
1. Start NM
2. Bypass NM’s initial attempt at communicating by pressing <ESC>.
3. Press <F7>/‘S’ to get to the Supervisor Menu.
4. Press <F2>/‘C’ to get to the Change Configuration Menu.
5. Press <F3>/‘C’ to get to the Configuration Parameters.
At this point, select the COM port to which the cable from the Master
workstation is connected. If it differs from the default, then simply type in a
‘1’ or a ‘2’ and press <ENTER>. Next, type in the baud rate which the
Master workstation was set to and press <ENTER>.
Next, press <ESC> to back out of the Configuration Parameters and press
<F4>/‘O’ to get to the Options Menu. Make sure that ‘Use
Request/Response Mode Instead of Polled Mode’ is set to ‘No’.
2–2
Press <ESC> to back out of the Option Menu to the Change Configuration
Menu. Press <F2>/‘N’ for Network Layout. Using the up and down arrow
keys on the PC’s keyboard, highlight the Master terminal and press
<ENTER>. The Edit Station menu should appear.
The terminal number of the Master workstation needs to be entered. For the
Master workstation, the workstation number will be the same. Press <F10>
when finished.
Stations can be edited by highlighting them then pressing <ENTER>. To add
a station to the list of stations, simply press the <DOWN ARROW> key
until no more stations are highlighted and press <ENTER>. Then edit the
Edit Station menu and press <F10>.
Once the Network Layout is complete, press <ESC> and answer ‘Y’ to save
changes to network layout. Then press <F9>/‘S’ to save changes done to any
other menus. Press <ESC> twice to return to the Main Menu.
Chapter 2
Connections and Parameters
Verifying Correct Operation
From the Main Menu press<F5>/‘R’ to Reset the Network. Then press
<F2>/‘N’ to see the Network Status.
The column Status should show workstations coming on–line or already
on–line. If this is not the case, verify that all the steps in the chapter have
been done correctly.
2–3
Chapter
The Main Menus
The Menus
Once NM. EXE is executed, NM will try to communicate with the Master
workstation. If it is unsuccessful, the bottom of the screen will show the retry
count. The <ESC> key can be pressed to bypass the initial communications
thus allowing the Main Menu to be displayed.
The Main Menu should appear on the left half of the screen. It consists of the
most commonly used functions and allows access to the other menus. The
Main Menu should look something like the following.
DH5 Network Manager V5.0
Main Menu
A–B
3
Mar 04, 1991 07:40:30 am
Network Status
F1 : Help
F2 : Network status
F3 : Global time set
F4 : Program download
F5 : Reset the network
F6 : Command to be sent
F7 : Supervisor Menu
F8 : File services
F9 :
F10 : Exit Program
If the NM Main Menu appears different than above, it may be because the
version of NM that you are using has been customized for your application.
If this is the case, contact the systems integrator that did the installation for
documentation specific to your application.
The function keys specified or the highlighted letters will initiate the
command or menu desired.
Current Site : NM
Stations Online : 1
Stations Offline : 0
Records Input : 0
Records Output : 0
Network Com Active
3–1
Chapter 3
The Menus
The Main Menus (cont’d)
3–2
This is the menu hierarchy:
1. Main Menu
F1 Help
F2 Network Status
F3 Global Time Set
F4 Program Download
F5 Reset the Network
F6 Command to be Sent
F7 Supervisor Menu
F3 Capture/Field Editing
F6 Menu Editing
F7 Site List Editing
F8 Modem Parameters
F9 Save Changes
F3 Initiate Comm
F4 Terminate Comm
F5 Direct Interaction
F6 Begin a Loaded Program
F7 Abort a Program
F8 Change Configuration
F8 File Services
F1 Help
F2 Program Download
F3 File/Chain Download
F4 Directory Listing
F5 Read/Display File
F6 Edit a Text File
F7 Compile a BASIC File
F8 Kill Files in a Workstation
F9 Exit to DOS Shell
F10 Exit Program
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