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Summary of Contents for TEXIO PAR-A Series
- Page 1 INSTRUCTION MANUAL REGULATED DC POWER SUPPLY PAR-A SERIES PAR18-6A PAR36-3A OPTIONAL INTERFACE UNITS FOR PAR-A SERIES IF-41RS IF-41GU IF-41USB B71-0038-21...
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Page 2: Table Of Contents
CONTENTS USING THE PRODUCT SAFELY ......................Ⅰ-Ⅴ 1. PAR-A SERIES ........................... 1 1-1. About This Manual ........................... 1 1-2. Outline of Product ..........................1 1-3. Features............................1 1-3-1. PAR-A power supply unit ......................1 1-3-2. IF-41RS（Option） ........................2 1-3-3. IF-41GU（Option） ........................2 1-3-4. - Page 3 8. REMOTE CONTROL ........................ 24 8-1. Connecting IF-41RS ........................24 8-1-1. Remote control using computer ..................... 25 8-1-2. Master operation ........................26 8-1-3. Remote control using RT-63 ....................27 8-1-4. Remote control using GP-620 ....................28 8-2. Connecting IF-41GU/IF-41USB ....................28 8-2-1.
- Page 4 USING THE PRODUCT SAFELY ■ Preface To use the product safely, read this user's guide to the end. Before using this product, understand how to correctly use it. If you read this manual but you do not understand how to use it, call the company or each sales office that is indicated on the back cover of this user's guide.
- Page 5 USING THE PRODUCT SAFELY WARNING ■ Do not remove the product's covers and panels Never remove the product's covers and panels for any purpose. Otherwise, the user's electric shock or a fire may be incurred. ■ Warning on using the product The warning items given below are to avoid danger to the user's body and life and avoid the damage and deterioration of the product.
- Page 6 USING THE PRODUCT SAFELY WARNING ■ Warning about Installation Conditions ・ Use the product in the operation temperature range shown in the manual. Do not use the product with the vent holes blocked or in a high ambient temperature. Disobedience to this warning may result in a fire.
- Page 7 USING THE PRODUCT SAFELY CAUTION ■ Caution about Installation Condition ・ If this product is used in a place with much electrical noises, it may malfunction. Be sure to ground this product using the GND terminal of the 3-core power cable or the GND lead wire of a 3P-2P conversion plug, if used, when it is necessary to use this product in a place with much electrical noises.
- Page 8 USING THE PRODUCT SAFELY CAUTION ■ Input/output terminal Maximum input to the input terminals is specified to prevent the product from being damaged. Do not supply input, exceeding the specifications that are indicated in the "Rating" or "Caution on use" column in the user's guide of the product. Otherwise, a product failure is caused. Also, do not supply power to the output terminals from the outside.
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Page 9: Using The Product Safely
1. PAR-A SERIES 1-1. About This Manual This manual applies to the following PAR-A series power supply units and optional interface units. ・ PAR18-6A,PAR36-3A Optional interface units for the PAR-A series: ・ IF-41RS,IF-41GU,IF-41USB "YB" models with built-in factory options 1-2. Outline of Product The PAR-A series are dropper type multi-output DC stabilized power supply units. -
Page 10: If-41Rs（Option
PAR-A power supply unit. ・ The PAR-A power supply unit is compatible with the PAR-A series (our power supply unit). It is possible to construct a system containing PWR series power supply unit(s). -
Page 11: Specifications
2. SPECIFICATIONS Specifivvations of PAR-A Item PAR18-6A PAR36-3A Output voltage 0V to 18V 0V to 36V Voltage setting resolution 10mV ±（0.5%SET＋20mV） Voltage setting accuracy 23℃±5℃、after 30-minute aging Output current 0A to 6A 0A to 3A Current setting resolution ±（1%SET＋5mA） Current setting accuracy 23℃±5℃、after 30-minute aging CV characteristics Input variation... - Page 12 Common Specifications of PAR-A Item Rating Described in PANELS and FUNCTIONS AND Functions OPERATION PROCEDURES. Grounding Positive, COM or negative grounding is possible. MAIN OUTPUT key is turned off if exhaust air temperature Protection becomes too high. Described in PANELS and FUNCTIONS AND Heat radiation OPERATION PROCEDURES.
- Page 13 Communication Specifications of IF-41RS <Local bus (PW bus)> (IN/OUT pin 3 of connector J1) Data transmission rate 9600 bps, error: 5% or less Data code structure Start bit 1 [bit] Data bit 7 [bit] Parity bit 1 [bit] Stop bit 1 [bit] Parity Even parity...
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Page 14: Instructions On Use
Do not short the output terminals of the units sharing the same COM. Otherwise, a trouble occurs. ・ The PAR-A series is a floating type power supply unit. When it is used in the floating condition, high potential difference may be produced between the frame GND and output terminals (and COM terminal). -
Page 15: Panels
・ Indicates the set voltage, output voltage, PC address, system address, and software versions of the PAR-A series and IF-41GU, IF-41USB or IF-41RS (option). The LEDs on the left of the 7-segment LEDs show the negative signs when negative values are displayed. - Page 16 □ 3 KEY LOCK/LOCAL key（Green） ・ Changes the key lock state (with the LED on) into the local state (with the LED off), and vice versa. ◆ See section "6-4. Usage of KEY LOCK/LOCAL Key" below. □ 4 LIMIT key（Green） □...
- Page 17 □ 11 DIGIT key ・ Selects a digit of the set voltage or current to be changed. □ 12 Rotary encoder ・ Changes the set voltage, current or delay time. Clockwise rotation increases the value. Counterclockwise rotation decreases it. □ 13 Positive output terminal ・...
- Page 18 □ 21 Power switch ・ Turns on or off the PAR-A power supply unit. □ 22 Handle ・ The unit has a handle at the top. Hold it to move the unit. ※ If the unit is mounted in a rack and the handle is unnecessary, it may be removed. □...
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Page 19: Rear Panel
4-2. Rear Panel Fig.2 Rear Panel □ 24 Optional board mounting section ・ The optional remote control board is mounted in this section. ・ The PAR-A power supply unit is supplied with a dummy panel mounted here if it incorporates no optional board. -
Page 20: Bottom Plate
4-3. Bottom Plate Front panel Fig.3 Bottom Plate □ 30 AC source voltage selector switches 1 and 4 ・ These switches change the voltage of AC power source: 100V, 115V, 200V or 230V. ◆ See section "5-4 Changing Source Voltage" below. -
Page 21: General Instructions
5. GENERAL INSTRUCTIONS 5-1. Turning On Power 5-1-1. Display when power is turned on ・ Connect the AC power cable of the PAR-A power supply unit properly and throw the power switch. The following characters are displayed on the voltage and current indicators until the unit becomes ready for normal operation. -
Page 22: Initial Setting When Power Is Turned On
5-1-2. Initial setting when power is turned on ・ The default setting and the setting after initializing the memory are as shown below. ・ The setting that may be stored using the memory functions shown in "6-3. Memory Function" and the MW1 command shown in "8-7-11. -
Page 23: Changing Source Voltage
5-3. Changing Source Voltage ・ The PAR-A power supply unit runs on AC100V, 115V 200V or 230V, which is selectable. ： CAUTION Be sure to disconnect the AC power cable from the unit or turn off the breaker on the power distribution board before changing the source voltage. -
Page 24: Connecting Loads
5-4. Connecting Loads <Precautions> ・ Use crimp-style terminals, etc. to connect loads with the output terminals of the PAR-A power supply unit firmly. ・ Use wires of sufficient current capacity for connection. ・ Be sure to shut off the MAIN OUTPUT key switch of the PAR-A unit before connecting or disconnecting wires. -
Page 25: Functions And Operation Procedures
6. FUNCTIONS AND OPERATION PROCEDURES 6-1. Basic Operations 6-1-1. Set value and output value display ・ The set voltage and current are displayed on the voltage and current indicators when the MAIN OUTPUT key is off. The output voltage and current are displayed on the voltage and current indicators when the MAIN OUTPUT key is on. -
Page 26: Output Functions
6-2. Output Functions Function: When the MAIN OUTPUT key is turned on the channel with its OUTPUT SELECT LED lit is turned on. CAUTION Make sure that wires are connected with the output terminals firmly before pressing the MAIN OUTPUT key. 6-2-1. -
Page 27: Storing Preset Voltage/Current Values
6-3-1. Storing preset voltage/current values Operation procedures 1. Press the PRESET key of the preset memory (1, 2, 3 or 4) where the set voltage and current should be stored. The LED is lit up in green. 2. Set voltage and current values to be stored. 3. -
Page 28: Storing Setting Of Each Key
6-3-5. Storing setting of each key Function: It is possible to store the settings of the OUTPUT SELECT, PRESET keys when the power switch is thrown. Operation procedures 1. If the off MEMORY key is pressed while the MAIN OUTPUT key is off, the PRESET key blinks. If the DISPLAY key is pressed at this time, the blinking PRESET key is lit up. -
Page 29: Usage Of Remote Sensing Function
6-5. Usage of Remote Sensing Function 6-5-1. Remote sensing terminals When a load is connected with the output terminals, the voltage at the terminals of the load is subject to load fluctuation due to voltage drop, which is caused by the contact resistance of the output terminals or resistance of the connected wires. -
Page 30: External Contact Control
7. EXTERNAL CONTACT CONTROL 7-1. Outline of Functions ・ It is possible to control the MAIN OUTPUT key and the PRESET 1 to PRESET 4 keys through the external contact control connector on the rear panel (hereinafter referred to as the connector J1). It is also possible to input an external alarm signal (for turning off the MAIN OUTPUT key forcedly) and output an alarm signal through the connector J1. -
Page 31: Turning On/Off Main Output Key Through External Contacts
7-3-1. Turning on/off MAIN OUTPUT key through external contacts ・ When S6 shown in Fig.10 goes active (i.e., pins 3 and 8 are short-circuited), the MAIN OUTPUT key is turned on. Note that the MAIN OUTPUT key is always active, except an alarm status, when pins 3 and 8 are short-circuited. -
Page 32: Remote Control
8. REMOTE CONTROL ・ Terms used in the descriptions below Master unit: A unit that controls the slave units. Slave units: All PAR-A power supply units controlled by the master unit when the IF-41RS is used. PAR-A power supply units connected with the local bus master unit through the local bus when the IF-41GU/IF-41USB is used. -
Page 33: Remote Control Using Computer
8-1-1. Remote control using computer ・ The slave units may be connected with the master unit in two ways as shown below. ① Connect the RS-232C connector of the computer with the connector J2 (D-sub 9-pin connector) of the PAR-A unit. (A cross cable may be used. However, it is necessary to set the RS-232C flow control of the computer to "None"... -
Page 34: Master Operation
8-1-2. Master operation ・ If a PAR-A power supply unit with a built-in IF-41RS is set to address 0 and connected as the master unit as shown in Fig.13, operations of the master unit are reflected upon four slave units. The operations shown below are reflected upon four slave units: ①... -
Page 35: Remote Control Using Rt-63
8-1-3. Remote control using RT-63 ・ When the RT-63 (our remote controller) is used as the master unit and the PAR-A units (with the IF-41RS units built in) are connected as shown in Fig.14, it is possible to control the following operations of a maximum of four PAR-A units: ①... -
Page 36: Remote Control Using Gp-620
USB. (IF-41USB : USB only) It is necessary to set the PC addresses and system addresses in the local bus master. Set the system addresses only in the slave units. ・ The PAR-A series and PW-A series power supply units can only be connected and the PAR series PAR-H series and PWR series cannot be connected. -
Page 37: Remote Control Through Gp-Ib (If-41Gu Only)
8-2-1. Remote control through GP-IB (IF-41GU only) ・ It is possible to connect a maximum of 14 local bus master units directly with a computer using GP-IB cables. It is possible to connect a maximum of 31 slave units with each local bus master unit connected directly with the computer using two twisted pair wires. -
Page 38: Connecting If-41Gu/If-41Usb Local Bus
8-2-3. Connecting IF-41GU/IF-41USB local bus ・ Observe the following instructions when connecting the twisted pair cables for local bus connection: ① 1 The total length of the local bus must be 200 meters or less. Its resistance must be 50 ohms or less. ②... -
Page 39: Setting Addresses
8-3-2. Setting addresses Operation procedures 1. Hold the A key of the PAR-A power supply unit and throw the power switch. Keep holding the A key until the characters "P-on" displayed on the voltage and current indicators change into "Idno". When the characters "SyAd"... -
Page 40: Transmission And Reception Procedures Using If-41Rs (Without Using Gp-620)
8-4. Transmission and Reception Procedures Using IF-41RS (without using GP-620) ・ ASCII7-unit codes are used for transmission using the IF-41RS (without using the GP-620) b4～b1 ＠ ‘ ｐ 0000 （DLE） ！ １ ａ ｑ 0001 （SOH） ” ２ Ｂ Ｒ ｂ... -
Page 41: Message Structure
8-4-1. Message structure ・ Write a message to be sent from the master unit to the PAR-A power supply unit through the IF-41RS as shown in example 1. ・ It is possible to use multi-commands using command characters. The command separator must be ",". ・... - Page 42 Block check characters ・ The block check characters have two bytes. The ASCII values of seven bits from the bit following the transmission control characters indicating the beginning of the message to the transmission control characters indicating the end of the message are added in binary. The value of low-order eight bits is expressed in hexadecimal and is converted into the ASCII code.
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Page 43: Precautions For Sending Or Receiving Message
8-4-2. Precautions for sending or receiving message ・ When the master unit sends a message to the slave unit, the slave unit sends an acknowledge or negative acknowledge to the computer. ・ When the slave unit receives a message properly, it sends the transmission control characters indicating an acknowledge and address character to the master unit. -
Page 44: Specifying Slave Machine As Talker From Master Unit
8-4-3. Specifying slave machine as talker from master unit ・ When the master unit sends a command requiring a response message to the slave unit and the slave unit sends an acknowledge, a message having the structure shown in example 6 is sent to the master unit. - Page 45 ・ From the master unit to the salve unit ENQ Destination address Command ETX BCC1 BCC2 Block check characters (See 8-4-1. Message structure " " Input a command (See the command in section 9-7. Details of Commands " " Input the system address of the PAR-A unit to be controlled (ASCII7 unit codes) ・...
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Page 46: Usage Of If-41Gu/If-41Usb
The product ID of the IF-41USB is 1001 (hexadecimal). ・ The USB driver can be downloaded from the homepage show below. If it cannot be downloaded, contact the company and our distributor. http//www.texio.co.jp The API and sample program may also be downloaded... -
Page 47: Status Bytes
8-5-3. Status bytes ・ When a slave unit issues a message, the master unit receiving it sets the following status byte according to the message. Message from slave units Status byte CC message MS message UU message Other message If a single statement contains several messages, the status byte is that of the first message. <Example 9>... -
Page 48: Sending Commands (Through Gp-Ib Or Usb)
8-6. Sending Commands (through GP-IB or USB) 8-6-1. Precautions for sending commands <Precautions> ・ It is possible to send several commands in a line through the GP-IB or USB by separating them with commas (,) that serve as the separators. A single line may contain a maximum of 80 characters. -
Page 49: Details Of Commands
8-7. Details of Commands 8-7-1. Setting unit to be controlled ・ This command specifies a power supply unit to be controlled when the IF-41GU/IF-41USB is used. PW＊＊ ＊＊：0、1 to 32 Specify the system address of a power supply unit to be controlled. When the value of 0 is specified (broadcast specification), all power supply units connected with a specified local bus master are controlled. -
Page 50: Turning On/Off Main Output Key
8-7-3. Turning on/off MAIN OUTPUT key SW0／SW1 ・ The SW command turns on or off the main output key of the PAR-A power supply unit. SW0 turns off the MAIN OUTPUT key. SW1 turns on the MAIN OUTPUT key. <Precautions> ・... -
Page 51: Id Output Request
ID output request 8-7-7. PWID ・ The PWID command requests the information (ID) of the power supply. For the details of the returned message, see section "8-7-21. Sending power supply data (Response to the PWID command)". 8-7-8. Local setting ・ The LC1 command changes the remote mode of the PAR-A unit into the local mode. 8-7-9. -
Page 52: Storing Set Data
8-7-11. Storing set data ・ The MW1 command stores all storable settings in the EEPROM. It takes about 15 seconds (approx 2 seconds for after Ver. 3.00 of the unit) to store data. Do not send any commands or carry out any operations until PAR-A unit send "MW1" message when store data is finished. ◆... -
Page 53: Sending Output Voltage, Output Current Or Operation Mode (Response To The St0 Command)
8-7-15. Sending output voltage, output current or operation mode (Response to the ST0 command) MS0，＊＊，＊＊＊＊，＊＊＊＊，＊＊＊＊ ・ The output voltage, output current and operation status requested by the ST0 command are sent in integer. ＊＊, ＊＊＊＊, ＊＊＊＊, ＊ 0 0 0 MS0, Operation: 0: CV 1: CC Current... -
Page 54: Sending All Preset Values (Response To The St1 Command)
8-7-16. Sending all preset values (Response to the ST1 command) MS1，＊＊，＊＊＊＊，＊＊＊＊，＊＊・・・＊＊，＊＊＊＊ ・ Data of all preset memories requested by the ST1 command are sent in integer. MS1, ＊＊, ＊ ＊ ＊ ＊, ＊ ＊ ＊ ＊, ＊ ＊・・・＊ ＊, ＊ ＊ ＊ ＊ Data of the preset memories are sent in sequence. -
Page 55: Sending Power Supply Data (Response To The Pwid Command)
8-7-21. Sending power supply data (Response to the PWID command) ・ Response to the PWID command PWID TEXIO, ＊ ＊, PAR18-6A, 0, 1.00/1.00 ROM version of the option board PAR-A series power supply unit ROM version No. Always 0 Model name of specified PAR-A unit System address 8-7-22. -
Page 56: Information Of Alarm Status
8-7-26. Information of alarm status UU1,＊＊,＊＊＊＊ ・ Command is sent from slave unit to master unit when the service request function is enabled by the SR1 command and an OHA or external alarm signal brings the PAR-A power supply unit into the alarm status or the PAR-A power supply unit recovers from the alarm status. -
Page 57: Command List
8-8. Command List Setting of the IF-41GU, IF-41USB or IF-41RS + GP-620 Item Default value Command page 1 Unit to be controlled 0（Broadcast) Inquiry to the IF-41GU/IF-41USB (Valid only when the IF-41GU/IF-41USB is used) Item Send command Response command page 1 Inquiry about controlled units ＊IDN? ＊IDN... -
Page 58: Operation Failures
9. OPERATION FAILURES ・ If the PAR-A power supply unit becomes faulty, check the following matters. Phenomenon Possible cause Action Power is not turned on AC cable is not connected Connect the AC cable securely. though power switch is securely or is broken. Or, replace the broken AC cable. -
Page 59: Outside Demensions
10. OUTSIDE DEMENSIONS 18.4... - Page 60 7F Towa Fudosan Shin Yokohama Bldg. 2-18-13, Shin Yokohama, Kohoku-ku,Yokohama, Kanagawa, 222-0033 Japan https://www.texio.co.jp/...
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