PVM系列高压探头为一般应用及超高频响应而设计。探头应用广泛,包括自动点火,准激光器系统测量以及电磁干扰测量。探头均在工厂标定,无需调校。可选开关对多种测量仪器实现补偿,例如10兆欧姆表和1兆欧示波器。器件应用范围广泛同时具备便携,简单易用的特点。
Model Number | PVM-1 | PVM-2 | PVM-3 | PVM-4 | PVM-5 | PVM-6 | PVM-7 | PVM-100 | PVM-11 | PVM-12 |
Max DC/Pulsed V (kV) | 40/60 | 40/60 | 40/60 | 40/60 | 60/100 | 60/100 | 60/100 | 100/150 | 10/12 | 25/30 |
Max F Mhz 1k:1 Max F Mhz 2k:1 | 120 90 | 110 80 | 25 at 10k:1 | 140 100 | 120 90 | 110 80 | 140 100 | 100 100 | 30 | 110 |
Cable (ohms) | 50 | 75 | 50 or 75 | 50 or 75 | 50 | 75 | 50 or 75 | 50 | 50 | 50 |
DC – 2 Hz.accuracy(%) | <0.15 | <0.15 | <0.15 | <0.15 | <0.15 | <0.15 | <0.15 | 0.15 | <0.15 | <0.15 |
2 Hz. – 200 Hz. accuracy(%) | <1 | <1 | <2 | <1.5 | <1 | <1 | <1.5 | <1.5 | <1.5 | <1.5 |
200 Hz. – 5 Mhz. accuracy | <1.5% | <1.5% | <3% | <2% | <1.5% | <1.5% | <2% | 2% | <2.% | <2.% |
> 5 Mhz. Accuracy | <5% | <6%* | <4% | <5% | <4% | <5%* | <7% | 7% | <4% | <4% |
Input R/C (Megohm/pf) | 400/13 | 400/13 | 400/10 | 400/8 | 400/12 | 400/12 | 400/8 | 600/15 | 100(50)/15 | 300/7 |
Cable Length (ft./m) | 15/4.5 | 30/9 | 100/30 | 15/4.5 | 15/4.5 | 30/9 | 15/4.5 | 15/4.5 | 15/4.5 | 15/4.5 |
Standard Divider Ratio | 1000:1 | 1000:1 | 10,000:1 | 1000:1 | 1000:1 | 1000:1 | 1000:1 | 2000:1 | 1000:1 | 1000:1 |
Length (inches/cm.) | 17/44 | 17/44 | 17/44 | 17/44 | 19/47 | 19/47 | 19/47 | 23/57 | 7/18 | 9/23 |
Add -2 to any PVM-1 - PVM-6 or PVM-12 part number for 2000:1 ratio * 93 ohm cable is recommended for applications with nanosecond pulses and long (30 ft/9 meter or longer) cable.
VD系列高压探头60-300kV DC
VD系列高压探头为落地式高压探头,器件坚固耐用,满足每日高频率工作运转。产品应用范围广泛,包括电视机显像管制造,雷达以及先进的粒子加速器。选用低压阻值电阻和温度,频率,稳压性能皆优的电容器以实现最佳性能。探头均具有标准组件-区域定义磁环,用以降低测量中的邻近效应(杂散电容)和增强重复性测量。高低频率标定于发货前仔细分配完成。超高频电缆实现补偿用以确保如果电缆长度超过脉冲宽度情况下测量的准确性。工厂标定后,无需调校。
Model Number | VD-70 | VD-100 | VD-150 | VD-200 | VD-300 | VD-400 |
---|---|---|---|---|---|---|
Max DC/Pulsed V (kV) | 70/115 | 100/160 | 150/230 | 200/300 | 300/420 | 400/550 |
Max Frequency (Mhz.) | 25 | 20 | 20 | 16 | 12 | 8 |
Cable Length (ft.) | 30 | 30 | 30 | 30 | 30 | 30 |
DC accuracy | <0.1% | <0.1% | <0.1% | <0.1% | <0.2% | <0.2% |
10 Hz. – 1 Mhz. Accuracy | 1 % | 1 % | 1 % | 2 % | 2.5 % | 3 % |
>1 Mhz Accuracy | 3 % | 3 % | 3 % | 3 % | 4 % | 4 % |
Resistance (Megohms) | 800 | 1600 | 2000 | 2800 | 4500 | 7000 |
Height (inches/cm.) | 20/50 | 24/60 | 30/75 | 35/88 | 54/135 | 72/180 |
Diameter (in/cm.) | 11/28 | 11/28 | 12/29 | 20/50 | 24/61 | 24/61 |
Capacitance (approx. pf) | 24 | 25 | 27 | 24 | 20 | 16 |
Base Diameter(in/cm.) | 10/25 | 10/25 | 12/30 | 12/30 | 30/76* | 30/76 |
Standard Divider Ratio | 10,000:1 | 10,000:1 | 10,000:1 | 10,000:1 | 10,000:1 | 10,000:1 |