
CABLE LENGTH = 2 METRES
PS/2 (MALE)
9 – WAY D SOCKET (FEMALE)
CONNECTIONS AVAILABLE
7
1
200
TECHNICAL DRAWINGS
R55
2”
Marcus
THE R55 (2”) MARCUS
The Industry Benchmark – The Original Marcus RB2 Trackerball. Now in it’s
12th year of production, the R55 provides a high quality robust desktop
Trackerball that continues to provide reliable service in many industrial and
professional user applications. The Trackerball is capable of operating in all
standard PC environments and can be configured to operate with SUN and
DEC systems.
QUADRATURE, PS/2, RS232 & SUN
CONNECTION FORMATS
WINDOWS 95
& 98
COMPATIBLE
MICROSOFT
/ MOUSE SYSTEMS
/
SUN
/ DEC
/ APPLE
FORMATS
ROBUST CONSTRUCTION
DESKTOP
STANDARD PRODUCT OPTIONS
PRODUCT ORDERING CODE
R55 - A B C D E F
Please fill letters A to F using numbers from the table above
C
MECHANICAL
650gms
Thermoset Phenolic, 57mm, 2
1/4
”
15gms Nominal Continuous - No seal
(IP40/NEMA 1)
200N Maximum downward pressure (20kg) @ 20oc
Continuous and reversible - any direction
200 RPM maximum
ABS
Photo-optical encoders with LED’s
Horizontal to 30
Weight
Ball
Tracking force
Ball load
Ball rotation
Ball speed
Housing material
Transducer
Mounting position
SPECIFICATIONS
ELECTRICAL
2M Screened lead to PS/2 6 way Mini DIN
PS/2 to Converter block to RS232
800 pulses per ball revolution
(other options available on request)
3 switch - Left, Middle, Right
5 VDC+/-5%
Protocol format 16 ma typical
+5 VDC, 100 ma
Standard output connector
Converter
Resolution
Switches
Supply voltage
Supply current
Optional backlight
ENVIRONMENTAL
-5c to +70c
-10c to +85c
30% min, 95% max, non-condensing
5 G, 2-5Khz any plane
50G’s - duration 11ms
> 10 million ball revolutions
Operating temperature
Storage temperature
Humidity
Vibration
Shock
Lifetime
TOP PLATE SEALING
1
No seal in top
plate IP40/NEMA 1
ELECTRICAL OUTPUT
0
Quadrature
7
Multi-Protocol Interface -
PS/2, RS232, SUN, DEC,
(MS & Microsoft)
8
SUN Systems
TOP PLATE / BODY STYLE
3
Moulded case cream
INTEGRATED
SWITCHES
3
Three switches
B
A
- committed to the world-wide success of its Trackerball.
This publication is issued to provide information only, which (unless agreed by the company in writing)
may not be used, applied or reproduced for any purpose nor form part of any order or contract, not
be regarded as a representation relating to the products or services concerned. No warranty or
guarantee express or implied is made regarding the capability, performance or suitability of any product
or service. The company reserves the right to alter without prior knowledge the specification, design or
price of any product or service. Information concerning possible methods of use is provided as a guide
only and does not constitute any guarantee that such methods of use will be satisfactory in a specific
piece of equipment using such information and to ensure that any publication or data used is up to
date and has not been superseded. These products are not suitable for use in medical products whose
failure to perform may result in significant injury or death to the user. All products and materials are
sold and services provided subject to the Company's conditions of sale, which are available on request.
All trade names and registered trade names are the property of their respective owners.
MOUNTING
3
Free standing
BALL COLOUR
0
Black
F
E
D
PROTOCOL SELECT
Protocol
Auto Detect – PS/2, Mouse Systems
SUN Systems
Auto Detect – Microsoft (RS232), PS/2
Mouse Systems / SUN
DEC / MM
Switch 4
OFF
OFF
OFF
ON
ON
Switch 7
OFF
OFF
ON
OFF
ON
Switch 8
OFF
ON
OFF
OFF
ON
BAUD RATE CONFIGURATION
Baud Rate Switch 2
1200
OFF
2400
OFF
4800
ON
9600
ON
Switch 3
OFF
ON
OFF
ON
DIP SWITCH CONFIGURATIONS
OFF
CONFIGURATION
Switch
1
2
3
4
5
6
7
8
Function
No function
Baud rate select
Baud rate select
Protocol mode
Middle button latch enable
Cursor Tracking rate enabled
Protocol Mode
Output signal forced to TTL
ON
See table
See table
See table
Latch OFF
Linear
See table
Standard Output
See table
See table
See table
Latch ON
Ballistic (Exponential)
See table
Output at TTL Level
Note: protocol must only be changed with the device powered off
Note: baud rate must only be changed with the device powered off
Default factory setting – Switches: Switch 7 ON; All other switches OFF
Trackerball Marcus
Tested To Comply
With FCC Standards
FOR HOME OR OFFICE USE
This product conforms to the requirements of
the European Council Directive 89/336/EEC
on the approximation of laws of the member
states relating to Electromagnetic
Compatibility and Safety.
Microsoft DOS, Windows & NT compatible.