CN106888011A - A kind of resistor-type analog input interface circuit for servo controller - Google Patents
A kind of resistor-type analog input interface circuit for servo controller Download PDFInfo
- Publication number
- CN106888011A CN106888011A CN201710013505.5A CN201710013505A CN106888011A CN 106888011 A CN106888011 A CN 106888011A CN 201710013505 A CN201710013505 A CN 201710013505A CN 106888011 A CN106888011 A CN 106888011A
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- resistor
- terminal
- resistance
- amplifier
- electric capacity
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- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000004088 simulation Methods 0.000 claims abstract description 9
- 229910052697 platinum Inorganic materials 0.000 claims abstract description 7
- 238000002955 isolation Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/017509—Interface arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Feedback Control In General (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The invention discloses a kind of resistor-type analog input interface circuit for servo controller, control source positive terminal connects voltage input end；Control source negative terminal, connection first resistor one end, second resistance one end, first electric capacity one end；The first resistor other end connects amplifier in-phase input end；The second resistance other end, first electric capacity other end connection 3rd resistor one end, simulation ground terminal；The 3rd resistor other end connects the 4th resistance one end, second electric capacity one end, the amplifier inverting input；The 4th resistance other end, the second electric capacity other end connect the amplifier out；Wherein, the control source positive terminal, control source negative terminal are also connected with platinum resistance thermometer sensor, the first ground terminal connection simulation ground, the second earth terminal ground connection.The annexation of circuit redesign Interface Terminal of the present invention, simplifies circuit structure, well adaptation servo-driver external equipment, convenient to produce and use.
Description
Technical field
The present invention relates to analog input field, more particularly to a kind of resistor-type analog input for servo controller
Interface circuit.
Background technology
In servo drive system, design simulation amount input interface is an essential link, due to for some
The control of external equipment or instrument needs, and can only be controlled by analog quantity, therefore the importance of its design is self-evident.
However, existing analog input interface circuit is mostly general-purpose interface, because the outside for needing adaptation different sets
It is standby, therefore its circuit interface is complex, Interface Terminal is more, and, it is necessary to enter when being directly applied to servo drive system
The change of line parameter even circuit structure etc. could be adapted to, its production, using extremely inconvenient.
The content of the invention
It is raw the invention reside in the above-mentioned deficiency for overcoming prior art, there is provided a kind of circuit interface is simple, and Interface Terminal is few
Product, the resistor-type analog input interface circuit for servo controller easy to use.
In order to realize foregoing invention purpose, the technical solution adopted by the present invention is：
A kind of resistor-type analog input interface circuit for servo controller, including, control source positive terminal, connection electricity
Pressure input；Control source negative terminal, connection first resistor one end, second resistance one end, first electric capacity one end；Described first
The resistance other end connects amplifier in-phase input end；The second resistance other end, first electric capacity other end connection 3rd resistor
One end, simulation ground terminal；Described the 4th resistance one end of 3rd resistor other end connection, second electric capacity one end, the amplifier are anti-phase
Input；The 4th resistance other end, the second electric capacity other end connect the amplifier out；Wherein, the voltage is defeated
Enter positive terminal, control source negative terminal and be also connected with platinum resistance thermometer sensor, the first ground terminal connection simulation ground, described second
Earth terminal is grounded.
Further, each described terminal is used and exempts from screw spring terminal.
Further, the amplifier is isolated amplifier.
Further, the isolation voltage of the isolated amplifier is 3500Vrms-3750Vrms.
Further, the platinum resistance thermometer sensor, model PT100.
Further, the voltage input end output voltage is 5V.
Compared with prior art, beneficial effects of the present invention
Resistor-type analog input interface circuit for servo controller of the invention, by the company for redesigning Interface Terminal
Relation is connect, simplifies circuit structure, can well be adapted to servo-driver external equipment, it is convenient to produce and use.
Brief description of the drawings
It is the resistor-type analog input interface circuit figure for servo controller of the invention shown in Fig. 1.
Specific embodiment
With reference to specific embodiment, the present invention is described in further detail.But this should not be interpreted as the present invention
The scope of above-mentioned theme is only limitted to following embodiment, and all technologies realized based on present invention belong to model of the invention
Enclose.
Embodiment 1：
It is the resistor-type analog input interface module block diagram for servo controller of the invention shown in Fig. 1, including electricity
Pressure input positive terminal AS+, connection voltage input end VCC；Control source negative terminal AS-, connection first resistor R1 one end, the
Two resistance R2 one end, first electric capacity C1 one end；The first resistor R1 other ends connect amplifier OP in-phase input ends；Described
The two resistance R2 other ends, first electric capacity C1 other ends connection 3rd resistor R3 one end, simulation ground terminal；The 3rd resistor R3 is another
End the 4th resistance R4 one end of connection, second electric capacity C2 one end, the amplifier OP inverting inputs；The 4th resistance R4 is another
End, the second electric capacity C2 other ends connect the amplifier OP output ends；Wherein, the control source positive terminal AS+, voltage are defeated
Enter negative terminal AS- and be also connected with platinum resistance thermometer sensor, RPT, the first ground terminal AG connections simulation ground, the second earth terminal PE
Ground connection.
Resistor-type analog input interface circuit for servo controller of the invention, by redesigning Interface Terminal
Annexation, simplify circuit structure, can well be adapted to servo-driver external equipment, convenient production and use.
In a detailed embodiment, each described terminal is used and exempts from screw spring terminal.
In a detailed embodiment, the amplifier is isolated amplifier.
In a detailed embodiment, the isolation voltage of the isolated amplifier is 3500Vrms-3750Vrms.
In a detailed embodiment, the platinum resistance thermometer sensor, model PT100.
In a detailed embodiment, the voltage input end output voltage is 5V.
Specific embodiment of the invention has been described in detail above in conjunction with accompanying drawing, but the present invention is not restricted to
Implementation method is stated, in the case of the spirit and scope for not departing from claims hereof, those skilled in the art can make
Go out various modifications or remodeling.
Claims (6)
1. a kind of resistor-type analog input interface circuit for servo controller, it is characterised in that including control source just
Extreme son（AS+）, connect voltage input end（VCC）；Control source negative terminal（AS-）, connect first resistor（R1）One end,
Two resistance（R2）One end, the first electric capacity（C1）One end；The first resistor（R1）The other end connects amplifier（OP）Homophase input
End；The second resistance（R2）The other end, the first electric capacity（C1）The other end connects 3rd resistor（R3）One end, simulation ground terminal；Institute
State 3rd resistor（R3）The other end connects the 4th resistance（R4）One end, the second electric capacity（C2）One end, the amplifier（OP）It is anti-phase
Input；4th resistance（R4）The other end, the second electric capacity（C2）The other end connects the amplifier（OP）Output end；Its
In, the control source positive terminal（AS+）, control source negative terminal（AS-）It is also connected with platinum resistance thermometer sensor,（RPT）, described
One ground terminal（AG）Connection simulation ground, second earth terminal（PE）Ground connection.
2. the resistor-type analog input interface circuit for servo controller according to claim 1, it is characterised in that
Each described terminal is used exempts from screw spring terminal.
3. the resistor-type analog input interface circuit for servo controller according to claim 1, it is characterised in that
The amplifier is isolated amplifier.
4. the resistor-type analog input interface circuit for servo controller according to claim 3, it is characterised in that
The isolation voltage of the isolated amplifier is 3500Vrms-3750Vrms.
5. the resistor-type analog input interface circuit for servo controller according to claim 1, it is characterised in that
The platinum resistance thermometer sensor, model PT100.
6. the resistor-type analog input interface circuit for servo controller according to claim 1, it is characterised in that
The voltage input end output voltage is 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710013505.5A CN106888011B (en) | 2017-01-09 | 2017-01-09 | Resistance type analog input interface circuit for servo controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710013505.5A CN106888011B (en) | 2017-01-09 | 2017-01-09 | Resistance type analog input interface circuit for servo controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106888011A true CN106888011A (en) | 2017-06-23 |
| CN106888011B CN106888011B (en) | 2023-06-13 |
Family
ID=59176642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710013505.5A Active CN106888011B (en) | 2017-01-09 | 2017-01-09 | Resistance type analog input interface circuit for servo controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106888011B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3740456A (en) * | 1972-04-10 | 1973-06-19 | Rca Corp | Electronic signal processing circuit |
| US3763485A (en) * | 1971-03-26 | 1973-10-02 | Alsthom Cgee | Electric control system |
| US3926197A (en) * | 1974-01-04 | 1975-12-16 | Arco Med Prod Co | Demand heart pacer |
| US4843339A (en) * | 1987-10-28 | 1989-06-27 | Burr-Brown Corporation | Isolation amplifier including precision voltage-to-duty-cycle converter and low ripple, high bandwidth charge balance demodulator |
| CN203275915U (en) * | 2013-06-17 | 2013-11-06 | 成都荣耀科技有限公司 | Acquisition signal amplifier of pump intelligent control system in transformer substation |
| CN206759415U (en) * | 2017-01-09 | 2017-12-15 | 四川埃姆克伺服科技有限公司 | Resistor-type analog input interface circuit |
-
2017
- 2017-01-09 CN CN201710013505.5A patent/CN106888011B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3763485A (en) * | 1971-03-26 | 1973-10-02 | Alsthom Cgee | Electric control system |
| US3740456A (en) * | 1972-04-10 | 1973-06-19 | Rca Corp | Electronic signal processing circuit |
| US3926197A (en) * | 1974-01-04 | 1975-12-16 | Arco Med Prod Co | Demand heart pacer |
| US4843339A (en) * | 1987-10-28 | 1989-06-27 | Burr-Brown Corporation | Isolation amplifier including precision voltage-to-duty-cycle converter and low ripple, high bandwidth charge balance demodulator |
| CN203275915U (en) * | 2013-06-17 | 2013-11-06 | 成都荣耀科技有限公司 | Acquisition signal amplifier of pump intelligent control system in transformer substation |
| CN206759415U (en) * | 2017-01-09 | 2017-12-15 | 四川埃姆克伺服科技有限公司 | Resistor-type analog input interface circuit |
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| Publication number | Publication date |
|---|---|
| CN106888011B (en) | 2023-06-13 |
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