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Model no. | Size | Material | Technical parameter | working | Detecting object | |||||||
Outer Dim. | Total length | Recommendation work voltage | Initial voltage | range of pleteau area | Maximum Plateau Slope | Limit working voltage | background | tenperature | Life time | |||
mm | mm | V | V | V | %/V | V | Time/minute | (°C) | (pulse) | |||
J301γβ | 10±0.5 | 205±3 | glass | 400 | ≤350 | 380-480 | 0.125 | 600 | 50 | -40~+70 | 10*109 | γand β |
J302γβ | 6.2±0.2 | 65±3 | glass | 390 | ≤350 | - | - | 500 | - | -40~55 | > 150hour | γand β |
J32γβ | 6.2±0.2 | 34±2 | glass | 400 | ≤350 | 380-480 | 0.3 | 600 | 5 | -20~50 | 5*109 | γand β |
J304γβ | 10±0.5 | 90±2 | glass | 380 | ≤350 | 360-440 | 0.125 | 600 | 25 | -40~55 | 10*109 | γand β |
J305γβ | 10±0.5 | 107±3 | glass | 380 | ≤350 | 360-440 | 0.125 | 550 | 25 | -40~55 | 10*109 | γand β |
J306γβ | 18±1 | 197±3 | glass | 400 | ≤350 | 360-440 | 0.125 | 600 | 88 | -40~55 | 10*109 | γand β |
J307γβ | 14±1 | 197±3 | glass | 400 | ≤350 | 380-480 | 0.125 | 600 | 80 | -40~55 | 10*109 | γand β |
J308γβ | 18±1 | 143±3 | glass | 400 | ≤350 | 380-480 | 0.125 | 600 | 50 | -40~55 | 10*109 | γand β |
M4011 | 10±0.5 | 90±2 | glass | 380 | ≤350 | 360-440 | 0.125 | 600 | 25 | -40~55 | 10*109 | γand β |
J705γβ | 6 | 30 | metal | 600 | ≤420 | 450-550 | 600--40~605*109γand β |
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Geiger Muller counter Hard Beta and Gamma GM Detectors,M4011