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2260B Series
360W and 720W Multi-Range Programmable DC Power
Supplies


User Manual
Rev. A / March 2014




A G reate r Measur e o f Confidenc e
A Tektronix Company
Series 2260B
360W and 720W Multi-Range Programmable DC Power
Supplies




USER MANUAL




ISO-9001 CERTIFIED MANUFACTURER
This manual contains proprietary information, which is protected by
copyright. All rights are reserved. No part of this manual may be
photocopied, reproduced or translated to another language without
prior written consent.

The information in this manual was correct at the time of printing.
However, we continue to improve our products and reserve the rights
to change specification, equipment, and maintenance procedures at
any time without notice.
Table of Contents



Table of Contents
SAFETY INSTRUCTIONS .................................................... 3

GETTING STARTED ........................................................... 7
2260B Series Overview ........................... 8
Appearance .......................................... 12
Theory of Operation ............................. 18

OPERATION .................................................................... 30
Set Up .................................................. 31
Basic Operation ................................... 43
Parallel / Series Operation ................... 56
Test Sequence ...................................... 71

CONFIGURATION ........................................................... 83
Configuration ....................................... 84

ANALOG CONTROL ........................................................ 98
Analog Remote Control Overview ......... 99
Remote Monitoring ............................ 115

COMMUNICATION INTERFACE ..................................... 120
Interface Configuration ...................... 121

MAINTENANCE ............................................................. 132

FAQ ............................................................................... 134

APPENDIX ..................................................................... 136
2260B Default Settings ...................... 136
Error Messages & Messages .............. 138
LED Display Format ........................... 138

1
2260B Series User Manual

2260B Specifications .......................... 139
2260B Dimensions ............................. 145
Declaration of Conformity .................. 147

INDEX ............................................................................ 148




2
SAFETY INSTRUCTIONS




SAFETY INSTRUCTIONS
This chapter contains important safety
instructions that you must follow during
operation and storage. Read the following before
any operation to insure your safety and to keep
the instrument in the best possible condition.


Safety Symbols
These safety symbols may appear in this manual or on the
instrument.


Warning: Identifies conditions or practices that
WARNING could result in injury or loss of life.

Caution: Identifies conditions or practices that
CAUTION could result in damage to the instrument or to
other properties.

DANGER High Voltage

Attention Refer to the Manual


Protective Conductor Terminal


Earth (ground) Terminal




3
2260B Series User Manual


Do not dispose electronic equipment as unsorted
municipal waste. Please use a separate collection
facility or contact the supplier from which this
instrument was purchased.


Safety Guidelines

General Guideline Do not place any heavy object on the
instrument.
CAUTION Avoid severe impact or rough handling that
leads to damaging the instrument.
Do not discharge static electricity to the
instrument.
Use only mating connectors, not bare wires, for
the terminals.
Do not block the cooling fan opening.
Do not disassemble the instrument unless you
are qualified.
(Measurement categories) EN 61010-1:2001 specifies the
measurement categories and their requirements as follows. This
instrument falls under category II.
Measurement category IV is for measurement performed at the
source of low-voltage installation.
Measurement category III is for measurement performed in the
building installation.
Measurement category II is for measurement performed on the
circuits directly connected to the low voltage installation.
Measurement category I is for measurements performed on
circuits not directly connected to Mains.

Power Supply AC Input voltage range: 85VAC~265VAC
Frequency: 47Hz~63Hz
WARNING
To avoid electrical shock connect the protective
grounding conductor of the AC power cord to
an earth ground.



4
SAFETY INSTRUCTIONS


Cleaning the Disconnect the power cord before cleaning.
Instrument Use a soft cloth dampened in a solution of mild
detergent and water. Do not spray any liquid.
Do not use chemicals containing harsh material
such as benzene, toluene, xylene, and acetone.

Operation Location: Indoor, no direct sunlight, dust free,
Environment almost non-conductive pollution (Note below)
Relative Humidity: 20%~ 85%
Altitude: < 2000m
Temperature: 0