JPH0189337U - - Google Patents
Info
- Publication number
- JPH0189337U JPH0189337U JP18533287U JP18533287U JPH0189337U JP H0189337 U JPH0189337 U JP H0189337U JP 18533287 U JP18533287 U JP 18533287U JP 18533287 U JP18533287 U JP 18533287U JP H0189337 U JPH0189337 U JP H0189337U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- load cell
- voltage
- input section
- signal
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Measurement Of Force In General (AREA)
- Details Of Measuring And Other Instruments (AREA)
Description
第１図はこの考案の実施例を示す回路図、第２
図は従来例を示す回路図、第３図は同従来例の要
部分解斜視図である。
１２…ロードセル、１５…増幅器、１６…Ａ／
Ｄ変換回路、２０ａ〜２０ｆ…ＥＭＩ除去フイル
タ。
Figure 1 is a circuit diagram showing an embodiment of this invention, Figure 2 is a circuit diagram showing an embodiment of this invention.
The figure is a circuit diagram showing a conventional example, and FIG. 3 is an exploded perspective view of essential parts of the conventional example. 12...Load cell, 15...Amplifier, 16...A/
D conversion circuit, 20a to 20f...EMI removal filter.
Claims (1)
らの電圧信号を増幅器で増幅し、さらにアナログ
／デジタル変換回路でデジタル信号に変換して信
号処理を行なうロードセル式秤において、前記ロ
ードセルから前記増幅器への電圧信号の入力部、
前記増幅器への電源電圧の入力部、前記増幅器へ
の基準電圧の入力部及び前記増幅器から前記アナ
ログ／デジタル変換回路への電圧信号の出力部に
それぞれＥＭＩ除去フイルタを設けたことを特徴
とするロードセル式秤。 In a load cell scale, in which a voltage signal from a load cell that generates a voltage signal corresponding to a load is amplified by an amplifier, and further converted into a digital signal by an analog/digital conversion circuit and processed, the voltage from the load cell to the amplifier is signal input section,
A load cell characterized in that an EMI removal filter is provided at each of an input section for a power supply voltage to the amplifier, an input section for a reference voltage to the amplifier, and an output section for a voltage signal from the amplifier to the analog/digital conversion circuit. Type scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18533287U JPH0533944Y2 (en) | 1987-12-07 | 1987-12-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18533287U JPH0533944Y2 (en) | 1987-12-07 | 1987-12-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0189337U true JPH0189337U (en) | 1989-06-13 |
| JPH0533944Y2 JPH0533944Y2 (en) | 1993-08-27 |
Family
ID=31476651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18533287U Expired - Lifetime JPH0533944Y2 (en) | 1987-12-07 | 1987-12-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533944Y2 (en) |
-
1987
- 1987-12-07 JP JP18533287U patent/JPH0533944Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0533944Y2 (en) | 1993-08-27 |