产品名称
FR-T (自然伽马仪器-Tensor兼容)
FR-T的设计,是为了满足自然随钻系统的要求。接口是15针MDM高温接头,顶部是针插头(公),底部是端口(母)。所以15根线都由头端,联通到尾端,其中1针是地线,4针是直流电源,8针是输出信号。
技术指标
Detector 探头 | Nal(TI) Scintillator Crystal碘化钠晶体 | 0.625” Diameter X 6.0” Length 0.625” 直径X 6.0” 长度 |
Photomultiplier光电倍增管 | R3991A (Hamamatsu) | |
Mechanical 机械 | Diameter (OD)直径 | 1.36” |
Length (make-up)长度 | 13.67” | |
Weight重量 | 3.0 lb. | |
End Connectors端点接头 | Micro-D Subminiature, 15-Pin15针MDM | |
Material材料 | Aluminum Alloy(chassis) 铝合金(外壳),钨合金(屏蔽) | |
Performance 性能 | Sensitivity灵敏度 | 0.65 CPS/API |
Accuracy精度 | +/- 5% to 300°F | |
Front/Back Count Ration 前后计数比 | 2.4 | |
Angular Resolution (8” hole)角分辨率(8寸井眼) | 75°/360° | |
Max API @ 5% PPU error | 15,000 API | |
Thin-Bed Resolution (8” hole Diameter) 最小分层率(8寸井眼) | 8.8” | |
Environmental 环境 | Operating Temperature 工作温度 | 0°F to 350°F |
Survival Temperature (reduced accuracy) 生存温度(降低的精度) | -40°F to 400°F | |
Heat/Cool Rate, Max. 最大加温/冷却率 | 5°F per minute | |
Vibration (3 axis) 50-1000 Hz, Random 震动(3轴)50-1000 赫茨随机 | 20G RMS | |
Shock (Z axis) 冲击(Z轴) | 500 G, 0.5 mSec | |
Shock (X or Y axis) 冲击(X或 Y轴) | 1000 G, 0.5 mSec | |
Power Requirements 功率要求 | DC Input Voltage直流输入电压 | 17-48 VDC, 50VDC Max. |
Tool Current仪器电流 | 8-11 mA | |
Output Signal 输出信号 | Negative Pulse 负脉冲 | +5V to GND, 5 uSec width |