CN206759415U - Resistor-type analog input interface circuit - Google Patents
Resistor-type analog input interface circuit Download PDFInfo
- Publication number
- CN206759415U CN206759415U CN201720022105.6U CN201720022105U CN206759415U CN 206759415 U CN206759415 U CN 206759415U CN 201720022105 U CN201720022105 U CN 201720022105U CN 206759415 U CN206759415 U CN 206759415U
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- CN
- China
- Prior art keywords
- resistor
- terminal
- resistance
- amplifier
- electric capacity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model 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 the utility model circuit redesign Interface Terminal, simplify circuit structure, be adapted to servo-driver external equipment well, it is convenient to produce and use.
Description
Technical field
It the utility model is related to analog input field, more particularly to a kind of resistor-type analog quantity for servo controller
Input 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, set due to needing to be adapted to different outsides
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 row parameter even circuit structure etc. could be adapted to, and it is produced, using extremely inconvenient.
Utility model content
The utility model is the above-mentioned deficiency for overcoming prior art, there is provided a kind of circuit interface is simple, and Interface Terminal is few,
Production, the resistor-type analog input interface circuit for servo controller easy to use.
In order to realize above-mentioned purpose of utility model, the technical solution adopted in the utility model is：
A kind of resistor-type analog input interface circuit for servo controller, including, control source positive terminal, even
Connect voltage input end；Control source negative terminal, connection first resistor one end, second resistance one end, first electric capacity one end；It is described
The first resistor other end connects amplifier in-phase input end；The second resistance other end, first electric capacity other end connection the 3rd
Resistance 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 electricity
Pressure input positive terminal, control source negative terminal are also connected with platinum resistance thermometer sensor, and the first ground terminal connection simulation ground is described
Second earth terminal is grounded.
Further, each terminal, which uses, 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, the beneficial effects of the utility model
Resistor-type analog input interface circuit of the present utility model for servo controller, by redesigning interface
The annexation of terminal, simplify circuit structure, servo-driver external equipment can be adapted to well, convenient production is with making
With.
Brief description of the drawings
It is the resistor-type analog input interface circuit figure of the present utility model for servo controller shown in Fig. 1.
Embodiment
The utility model is described in further detail with reference to embodiment.But this should not be interpreted as to this
The scope of the above-mentioned theme of utility model is only limitted to following embodiment, and all technologies realized based on the utility model content are belonged to
In the scope of the utility model.
Embodiment 1：
It is the resistor-type analog input interface module frame of the present utility model for servo controller shown in Fig. 1
Figure, including control source positive terminal AS+, connection voltage input end VCC；Control source negative terminal AS-, connect first resistor
R1 one end, second resistance R2 one end, first electric capacity C1 one end；The first resistor R1 other ends connect amplifier OP homophase inputs
End；The second resistance R2 other ends, first electric capacity C1 other ends connection 3rd resistor R3 one end, simulation ground terminal；Described 3rd
The resistance R3 other ends connect the 4th resistance R4 one end, second electric capacity C2 one end, the amplifier OP inverting inputs；Described 4th
The resistance R4 other ends, the second electric capacity C2 other ends connect the amplifier OP output ends；Wherein, the control source positive terminal
AS+, control source negative terminal AS- are also connected with platinum resistance thermometer sensor, RPT, the first ground terminal AG connections simulation ground, and described the
Two earth terminal PE are grounded.
Resistor-type analog input interface circuit of the present utility model for servo controller, by redesigning interface
The annexation of terminal, simplify circuit structure, servo-driver external equipment can be adapted to well, convenient production is with making
With.
In a detailed embodiment, each terminal, which uses, 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 present utility model is described in detail above in conjunction with accompanying drawing, but the utility model is not
It is limited to above-mentioned embodiment, in the case of the spirit and scope of claims hereof are not departed from, those skilled in the art
Member can be so that various modification can be adapted 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+), connection voltage input end (VCC)；Control source negative terminal (AS-), connection first resistor (R1) one end, the
Two resistance (R2) one end, the first electric capacity (C1) one end；First resistor (R1) other end connects amplifier (OP) homophase input
End；Second resistance (R2) other end, the first electric capacity (C1) other end connection 3rd resistor (R3) one end, simulation ground terminal；Institute
Stating 3rd resistor (R3) other end, to connect the 4th resistance (R4) one end, the second electric capacity (C2) one end, the amplifier (OP) anti-phase
Input；4th resistance (R4) other end, the second electric capacity (C2) other end connect amplifier (OP) output end；Its
In, the control source positive terminal (AS+), control source negative terminal (AS-) are also connected with platinum resistance thermometer sensor, (RPT), and first connects
Ground terminal (AG) connection simulation ground, the second earth terminal (PE) ground connection.
2. the resistor-type analog input interface circuit according to claim 1 for servo controller, it is characterised in that
Each terminal, which uses, exempts from screw spring terminal.
3. the resistor-type analog input interface circuit according to claim 1 for servo controller, it is characterised in that
The amplifier is isolated amplifier.
4. the resistor-type analog input interface circuit according to claim 3 for servo controller, it is characterised in that
The isolation voltage of the isolated amplifier is 3500Vrms-3750Vrms.
5. the resistor-type analog input interface circuit according to claim 1 for servo controller, it is characterised in that
The platinum resistance thermometer sensor, model PT100.
6. the resistor-type analog input interface circuit according to claim 1 for servo controller, it is characterised in that
The voltage input end output voltage is 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022105.6U CN206759415U (en) | 2017-01-09 | 2017-01-09 | Resistor-type analog input interface circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720022105.6U CN206759415U (en) | 2017-01-09 | 2017-01-09 | Resistor-type analog input interface circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206759415U true CN206759415U (en) | 2017-12-15 |
Family
ID=60608295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720022105.6U Withdrawn - After Issue CN206759415U (en) | 2017-01-09 | 2017-01-09 | Resistor-type analog input interface circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206759415U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106888011A (en) * | 2017-01-09 | 2017-06-23 | 四川埃姆克伺服科技有限公司 | A kind of resistor-type analog input interface circuit for servo controller |
-
2017
- 2017-01-09 CN CN201720022105.6U patent/CN206759415U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106888011A (en) * | 2017-01-09 | 2017-06-23 | 四川埃姆克伺服科技有限公司 | A kind of resistor-type analog input interface circuit for servo controller |
| CN106888011B (en) * | 2017-01-09 | 2023-06-13 | 四川埃姆克伺服科技有限公司 | Resistance type analog input interface circuit for servo controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171215 Effective date of abandoning: 20230613 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171215 Effective date of abandoning: 20230613 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |