LINETRAXX® VME420
- 0...300V的交直流欠电压、过电压和频率监视仪
- 各种监视功能可选< U, > U, < f, > f
- 可调启动延迟，响应延迟和释放延迟
- 设备设置的密码保护
- 预设功能（基本参数的自动设定）
VME420系列电压监视仪被设计用于监视频率、欠电压、过电压和交流和直流系统中两个阈值之间的电压。 电压测量是真实有效值。电流测量值连续显示在液晶屏上。存储触发报警继电器所需的测量值。由于可调的响应时间，可以考虑特定于设备的特性，如特定于设备的启动过程、短时电压波动等。监视仪需要外部电源电压。
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- Monitoring AC/DC systems for undervoltage, overvoltage and frequency in the voltage range of 0…300 V
- Various monitoring functions selectable
< U, > U, < f, > f - Start-up delay, response delay and delay on release
- Adjustable switching hysteresis
- r.m.s. value measurement (AC+DC)
- Digital measured value display via multi-functional LC display
- Preset function (automatic setting of basic parameters)
- 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
- Single-phase voltage and frequency monitoring of machines and electrical installations
- Earth fault monitoring in medium-voltage systems via voltage transformers
- Monitoring of battery systems
- Switching on and switching off at a certain voltage level
可选配件 LINETRAXX® VME420
| Type | Art No. |
|---|---|
| Mounting clip for screw fixing (1 piece per device) | B98060008 |
版本 LINETRAXX® VME420
| Type | Supply voltage US* | Nominal system voltage Un* | Art. No.** |
|---|---|---|---|
| VME420-D-1 | DC 9,6 V…94 V / AC 16…72 V, 15…460 Hz | AC/DC 0…300 V / 15…460 Hz | B73010001 B93010001 |
| VME420-D-2 | DC 70…300 V / AC 70…300 V, 15…460 Hz | AC/DC 0…300 V / 15…460 Hz | B73010002 B93010002 |
* absolute values
**(B7… = push-wire terminal / B9… = screw-type terminal)
**(B7… = push-wire terminal / B9… = screw-type terminal)
下载 LINETRAXX® VME420
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