LINETRAXX® CME420
CME420系列电流监视仪监视交流系统和两个阈值之间的电流（窗口鉴别器功能）的欠电流和过电流。 电流测量是真实有效值（交流）。当前测量值连续显示在液晶屏上。存储触发报警继电器时的测量值。由于可调延迟时间，可以考虑特殊的设备特性，如特定的设备电流、瞬时电流变化等。电流测量可以直接或间接通过标准电流互感器（x／5 A）进行测量。必须使用外部电源电压。
CME420系列电流监视仪监视交流系统和两个阈值之间的电流（窗口鉴别器功能）的欠电流和过电流。 电流测量是真实有效值（交流）。当前测量值连续显示在液晶屏上。存储触发报警继电器时的测量值。由于可调延迟时间，可以考虑特殊的设备特性，如特定的设备电流、瞬时电流变化等。电流测量可以直接或间接通过标准电流互感器（x／5 A）进行测量。必须使用外部电源电压。
特点
- Undercurrent and overcurrent monitoring in AC systems 0.1…16 A
- Indirect current monitoring with standard current transformers x/5 A
- Transformation ratio n allows adaptation to all standard current transformers x/5 A
- Different monitoring functions selectable < I, > I or < I/> I
- Start-up delay, response delay, delay on release
- Adjustable switching hysteresis
- r.m.s. value measurement (AC)
- Digital measured value display via multi-functional LC display
- LEDs: Power On, Alarm 1, Alarm 2
- Measured value memory for operating value
- Continuous self monitoring
- Internal test/reset button
- Two separate alarm relays (one changeover contact each)
- N/C or N/O operation and fault memory behaviour selectable
- Password protection for device setting
- Sealable transparent cover
- Two-module enclosure (36 mm)
- Push-wire terminal (two terminals per connection)
- RoHS compliant
应用
- Current consumption of motors, such as pumps, elevators, cranes
- Monitoring of lighting circuits, heating circuits, charging stations
- Monitoring of emergency lighting
- Monitoring of screw conveyors, e.g. in sewage plants
- Dust removal in wood working
LINETRAXX® CME420 变体
| Type | Supply voltage US* | Measurement | Display range | Response value | Art. No.** |
|---|---|---|---|---|---|
| CME420-D-1 | DC 9.6…94 V/ AC 16…72 V, 42…460 Hz | directly/ via current transformer x/5A | 0.1…16 A/ 5…999 A | 0.1…16 A x n | B73060001 B93060001 |
| CME420-D-2 | DC 70…300 V/ AC 70…300 V, 42…460 Hz | directly/ via current transformer x/5A | 0.1…16 A/ 5…999 A | 0.1…16 A x n | B73060002 B93060002 |
* absolute values
**(B7… = push-wire terminal / B9… = screw-type terminal)
可选的附件，用于 LINETRAXX® CME420
| Type | Art. No. |
|---|---|
| Mounting clip for screw mounting (one piece per device) | B98060008 |
| Mounting frame XM420 | B990994 |
下载 LINETRAXX® CME420
| 类型 | 命名 | 尺寸 | 语言 | 时间戳 | D-/B-数量 |
|---|---|---|---|---|---|
| 声明书 | UKCA - CME42x | 121.9 KB | 2023/03/06 10:04:4306.03.2023 10:04:43 | ||
| CE 合格声明 | CME42x | 89.0 KB | 2023/02/13 06:27:1413.02.2023 06:27:14 | ||
| 手册 | CME420 | 1.8 MB | DE | 2020/09/11 10:13:5311.09.2020 10:13:53 | D00034 |
| 手册 | CME420 | 1.5 MB | EN | 2020/09/11 10:14:1211.09.2020 10:14:12 | D00034 |
| 手册 | CME420 | 613.4 KB | FR | 2019/05/13 10:31:5413.05.2019 10:31:54 | D00034 |
| 技术规格书 | CME420 | 351.9 KB | DE | 2019/05/13 10:31:3313.05.2019 10:31:33 | D00034 |
| 技术规格书 | CME420 | 301.5 KB | EN | 2019/05/13 10:31:3513.05.2019 10:31:35 | D00034 |
| 技术规格书 | CME420 | 330.6 KB | ES | 2019/05/13 10:31:3713.05.2019 10:31:37 | D00034 |
| 技术规格书 | XM420-Schnittstellenoptionen | 264.1 KB | DE | 2019/05/13 10:31:3513.05.2019 10:31:35 | |
| 技术规格书 | XM420 interface options | 223.5 KB | EN | 2019/05/13 10:31:3613.05.2019 10:31:36 | D00051 |
| 技术规格书 | CME420 | 286.0 KB | FR | 2019/05/13 10:31:3213.05.2019 10:31:32 | D00034 |
| 技术信息 | Changed variants of relays from goldplated to silver-plated contacts | 166.3 KB | EN | 2022/06/27 09:03:0827.06.2022 09:03:08 | |
| 技术信息 | Geänderte Relaisvarianten von vergoldeten Kontakten auf versilberte Kontakte | 166.3 KB | DE | 2022/06/27 09:03:0827.06.2022 09:03:08 |