Cal Power ITech IT6860B Series User manual

IT6860B User manual
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User Manual
Programmable DC power supply
IT6860B series
Model IT6861B/IT6862B/IT6863B
© Copyright 2011 All Rights Reserved
Ver1.1/JUN, 2011/ IT6800A-603
Via Acquanera, 29 22100 Como
tel. 031.526.566 (r.a.) fax 031.507.984
[e-mail] www.calpower.it

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Security................................................................................................................................3
Security regulation .............................................................................................................3
Safety symbols....................................................................................................................3
Certification and Quality Assurance .................................................................................3
Chapter1 Inspection and Installation................................................................................................5
1.1 Inspection.................................................................................................................................................... 5
1.2 To Rack Mount the Instrument................................................................................................................. 6
1.3 The size of the power supply ................................................................................................................... 7
Chapter 2 Quick Start............................................................................................................8
2.1 The front and rear panel description ....................................................................................................... 8
2.2 Keypad introduction................................................................................................................................... 9
2.3 VFD Description ....................................................................................................................................... 10
Chapter 3 power on check .................................................................................................. 11
3.1 power on Pre-check................................................................................................................................. 11
1．Power on the power supply............................................................................................................. 12
2．System self-test ................................................................................................................................ 13
3.2 Output Verification ................................................................................................................................... 14
2．Current Output check....................................................................................................................... 14
Chapter 4 specification .......................................................................................................15
4.1 main technical parameters ..................................................................................................................... 15
4.2 supplementary characteristic ................................................................................................................. 16
Chapter5 Front-panel Operations .......................................................................................17
5.1 Local/remote ............................................................................................................................................. 17
5.2 Dual-range switch .................................................................................................................................... 17
5.3 Voltage setting.......................................................................................................................................... 17
5.4 Current setting.......................................................................................................................................... 18
5.5 Output on/off ............................................................................................................................................. 18
5.6 switch the actual/setting value display.................................................................................................. 18
5.7 CC/CV mode............................................................................................................................................. 18
5.8 Save/Recall............................................................................................................................................... 18
5.9 Trigger operation ...................................................................................................................................... 19
5.10 Menu Operation ..................................................................................................................................... 19
1. Menu structure ................................................................................................................................. 19
2. Menu Function .................................................................................................................................... 21
5.11 OVP Function ......................................................................................................................................... 25
5.12 KEY LOCK .............................................................................................................................................. 26
5.13 Remote Sense Function ....................................................................................................................... 26
Chapter6 RemoteOperation ......................................................................................................27
6.1 RS232 interface........................................................................................................................................ 27
6.2 USB interface............................................................................................................................................ 29

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IT6860B Series Programmable DC Power Supplies
Security
Please do not install replacement parts in the instrument, or perform any unauthorized
modification. Please send the instrument to our company's maintenance department for
maintenance, to ensure its security features.
Please refer to the manual for specific information warning or precautions to avoid personal
injury or equipment damage.
There is no part that the operators can maintenance. If maintenance service is required,
please contact trained service personnel.
Security regulation
To prevent electric shock, a non-authorized personnel is strictly not allowed to open the
machine.
This equipment is strictly prohibited for use in life support systems or any other device with
security requirements.
We cannot accept responsibility for any direct or indirect financial damage or loss of profit
that might occur when using the electronic load.
Safety symbols
Warning
It reminds the user, note some operating procedures, practices, conditions and other
matters, that may lead to human casualties.
Notes:
It reminds the user of some operating procedures, practices, conditions and other matters
that may result in instrument damage or data lose forever.
Connect it to safety earth ground using the wire recommended in the user
manual.
The symbol on an instrument indicates that the user should refer to the operating
instructions located in the manual.
High voltage danger
Certification and Quality Assurance
IT6900A series programmable DC power supply fully meet all of the technical specification
in the manual.
Warranty
Our Company gives one year warranty for the materials and manufacturing of the product
since the date of shipment.

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Warranty Service
For the warranty service or repair the product, the product must be returned to the
designated maintenance units. Return the product to us for warranty service, the customer
should pre-pay the one-way Freight to the maintenance department. And our company is
responsible for the return shipping cost.
If products are returned from other countries for maintenance service, then the customer
should pay all freight, duties and other taxes.
Guarantee limit
The guarantee does not apply to the damage caused by the following conditions:
Improper or inadequate maintenance to the products by customer;
Customers use their own software or interface;
Unauthorized modification or misuse;
Operate this product not in the specified environment, or at the wrong place configuration
and maintenance.
Damage from Customer self-installation of circuit, or defects due to customers use their
products.
Product model or serial number of the fuselage has been altered, deleted, removed or made
illegible;
Damage caused by accidents including but not limited to lightning, water, fire, abuse or
neglect.
Notice
If the content of this manual is subject to change, we will not notice additionally.
Introduction
IT6860B series power supply is single output dual range DC programmable power supply,
which can replace two ordinary ones. The front panel keys and the control knob provide a
convenient interface for adjusting voltage and current, storing and recalling operation.
Built-in RS232/USB/GPIB communication interface is suitable for either bench or rack
mounted operation. Can be designed and tested according to your needs and provide
multi-purpose solutions.
Dual range ouput
VFD display
Digital keypad operation
High accuracy and high resolution
Low ripple and low noise
Intelligent fan control, energy conservation, noise reduction
Can be monitored by computer software
Output voltage and current values accordance with procedure
Can use the knob to adjust the voltage and current
Can adjust the numbers steps using the cursor
Can set the output timer(0.1~9999.9S)
Standard RS232/USB/GPIB communication interface
Rich SCPI orders and IT6820 compatiable frame protocol to facilitate the formation of

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intelligent test platform
Model Voltage Current Power
IT6861B 0~20V/ 0~8V 0~5A/ 0~9A 0~100W/ 0~72W
IT6862B 0~32V/ 0~12V 0~3A/ 0~6A 0~96W/ 0~72W
IT6863B 0~72V/ 0~32V 0~1.5A/ 0~3A 0~108W/ 0~96W
Chapter1 Inspection and Installation
Power supply is high level safety equipment; there is a protected ground terminal.
Before Installation or operation, please read the safety signs and instructions in this manual
1.1 Inspection
After received the power supply, follow these steps to check it:
1. Check for damage in the equipment during transport
If the frame, panel is damaged, or abnormal working, ext. Please contact immediately with
our authorized dealer or service department. Do not return the instrument before positive
response has not been got.
2. Check the attachment
Make sure you receive the power and the following components at the same time, if any
missing, please contact your nearest dealer.
□a power cord (in accordance with the standard voltage used in the region，see the below
picture)
□an operating manual.
□a factory calibration report
□a certificate
□USB cable
Power cord type
E
NL
E
LN
E
NL
E
LN
China USA，Canada Uurope England
IT-E171 IT-E172 IT-E173 IT-E174

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3. The power input requirements
There are two kinds of working voltage for the power supply: 110V and 220V, so please pay
attention to the working input voltage. There is a power cord which matches with your local
power in the attachment. If that does not match, please do not hesitate to contact with our
authorized dealer or service department.
AC input levels (select by change the AC power switch on the bottom of the power supply)
Option Opt.01: 220VAC ± 10%, 47 to 63 Hz
Option Opt.02: 110 VAC ± 10%, 47 to 63 Hz
1.2 To Rack Mount the Instrument
You can mount IT6860B series power supply in a standard 19-inch rack cabinet using the
IT-E151 rack mount kit.
The procedure:
Remove the carrying handle before rack-mounting the instrument. To remove the handle,
grasp the handle by sides and pull outwards and rotate it to a special position (vertical to the
Power supply), then pull the handle outward. After removing the handle, you can tear the
lables on both side, and then you can see the screw holes.
PIC 1.1 Rack mount a single instrument with rack mount kit IT-E151
PIC1.2 Side view of rack mounting a single instrument

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PIC 1.3 To rack mount two instruments side-by-side, order rack mount kit IT-E151, you
needn’t to use the front cover panel.
1.3 The size of the power supply
1. The size of IT6860B series power supply
214.5mmW×88.2mmH×354.6mmD
* refer to the Dimensions below:
Unit: MiliMeter（mm）
PIC 1.4 The dimension of IT6860B power supply

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Chapter 2 Quick Start
This chapter introduces the front panel, the rear panel, key functions and VFD display
function of the IT6860B power supply, make sure that you can quickly know the appearance,
instruction and the key function before you operate the power supply, Help you make better
use of this series of power supply.
2.1 The front and rear panel description
1
VFDdisplay
2
Rotary knob
3
Compound key, the local switch key and power switch
4
Number keys and ESC escape key
5
Function keys
6
UP、DOWN, LEFT and RIGHT key, to move cursor
7
Output terminals

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1
Cooling window
2
Remote sense terminal
3
RS232 communication interface
4
USB communication interface
5
AC power socket（fuse contained）
6
GPIB communication interface
Note: the AC power switch is at the bottom of the power supply. To avoid any damage,
please make sure it is in the right position before you power on the supply.
2.2 Keypad introduction
Keypad description, see the table below:
Keys Name and the function
Shift Compound key，co-work with OVP、Menu、Save、Trigger、Lock、
and numeric key 4 and 7
Local Local switch key, switch from remote mode to local operation mode

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Power Power on key
0-9 Numeric keys
V-setV-set
OVP Voltage set key, set the output voltage/over voltage protection point
for the power supply
I-setI-set
Menu Current set key, set the output current/menu function key, to set the
relevant Parameters for the power supply
Recall
Save Callback key to call up a set value of system parameters already
stored / storage key, to save system parameter settings
MeterMeter
Meter key, to switch from value set panel and the actual output value
display
EnterEnter
Trigger Enter key, to confirm the number entered and operation / trigger
button, which is used to trigger the List test.
On/Off
Lock Output on (off) keys, control power output state / keypad lock function
keys, used to lock the panel buttons
Left and right movement keys, used to set the value, to adjust the
cursor to the specified location
Up and down keys, used to select a item in the menu or increase
(decrease) the output voltage or current values
Escape key
2.3 VFD Description
char Function char Function
OFF Output is off Timer Output on timer function is
enabled
CV The power supply is in constant
voltage mode Sense Not in use
CC The power supply is in constant
current mode Ext Not in use
* The power supply is in high
voltage range Adrs （USB）light when the address
match or (RS232) received
order
Meter “Meter” key is pressed Rmt The power supply is in remote
mode