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发表于 2008-7-12 00:30:58
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相当的好,比tx1强的不仅仅只是测温.这是泰克以前研发的,现已停产,万用表生产线卖了
特点:
特大双数字显示器+可关断背光
高达1000 v的（IEC 61010认证）输入电压安全等级
配K型温度探头可作为数字式温度计(仅TX3有此功能)
二极管检查功能
可设置菜单
自动或者手动档位
可记录最小/最大/平均/值,并有相应的时间标记
相对值测量功能,我理解应该为△吧,
dBm 和 dB (仅TX3有此功能)
4-20 mA 电流专门对50欧姆以下电阻测量(仅TX3有此功能)
30个数据记录存储器
2节aa电池,非常的省电哦
交流+直流或总RMS值和频率双显示读数
美国原产
技术参数:
Display
Counts - 50,000 and 5000 (selectable).
Digits - 4-4/5 and 3-4/5 (selectable).
Update Rate - 4/s (5000 count mode), 1/s (50,000 count mode).
20 Segment Analog Bar Graph
Update Rate - 20/s.
Nonvolatile Memory
Locations - 30 (TX3); 10 (TX1).
Peak Hold
1 ms.
DC/AC Voltage
Ranges*1 - 500.0 mV, 5.000 V, 50.00 V, 500.0 V, 1000 V CAT III.
DC Accuracy*1 - ±(0.05% + 1 ct.) (TX3), ±(0.07% + 1 ct.) (TX1).
AC Accuracy*1 - ±(0.4% + 2 ct.) (TX3), ±(0.6% + 2 ct.) (TX1).
Best Resolution - 10 µV (50,000 ct. mode).
DC/AC Current
Ranges*1 - 500.0 µA, 5.000 mA, 50.00 mA, 500.0 mA, 5.000 A, 10.00 A (continuous), 15 A (30 seconds).
DC Accuracy*1 - ±(0.2% + 2 ct.).
AC Accuracy*1 - ±(0.6% + 2 ct.).
Best Resolution - 10 nA (50,000 ct. mode).
Resistance
Ranges*1 - 50.00 Ohm, 500.0 Ohm, 5.000 kilohm, 50.00 kilohm, 500.0 kilohm, 5.000 megaohm, 50.00 megaohm.
Accuracy*1 - ±(0.1% + 2 ct.).
Best Resolution - 0.01 Ohm (in 50 Ohm range w/automatic lead calibration).
Capacitance
Ranges - 5.000 nF, 50.00 nF, 500.0 nF, 5.000 µF, 50.00 µF, 500.0 µF, 5.000 mF, 50.00 mF.
Best Accuracy*1 - ±(1.0% + 3 ct.).
Best Resolution - 1 pF.
Frequency
Range - 0.5 Hz to 1 MHz.
Accuracy*1 - ±(0.002% + 1 ct.).
Best Resolution - 0.001 Hz.
Counter - 5-digit; 100,000 count.
Temperature (TX3 Only)
Built-in Digital Thermometer - K-type Thermocouple.
Range - -50°C to +980°C (not including thermocouple range).
Accuracy*1 - ±3°C typical, ±1°C with quick ice bath calibration.
Safety - UL3111-1, CSA1010.1, EN61010-1 |
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IP卡
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