3M740+741D手环鞋测试仪
3M740防静电手环鞋测试仪，可安装在工厂墙上与741D脚垫配合使用，来测试工人的手腕带和防静电鞋接地系统是否工作良好。不同的阻值设定，易于识别的指示灯，适用于不同的工业，符合国际标准，同时具有数字输出端口，可连接自动门控、警报及数据记录设备。
备注：
3M740手腕带和鞋类测试主机，可单独购买。
3M741D双脚测试脚垫，为3M740测试仪做鞋类测试参数时的选购配件，可单独选购。
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静电测试仪器 > 3M/SCS静电测试仪 740
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740测试仪
741D配套脚踏板
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740 手腕带/工鞋测试仪
Wrist Strap and Footwear Tester 740
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测试手腕带是否在合格电阻范围内
测试工鞋是否在合格电阻范围内 (必须选配741脚踏板)
14V测试电压
测试精度: +/-10%(2,5,10,35,50MΩ); +/-20%(100MΩ)
24-30VDC/150mA工作电源
配套741D脚踏板尺寸508mm x 406mm, 1.4kg, 1mm厚不锈钢板
手腕带电阻:
下限-750kΩ, 固定值不可更改
上限-2MΩ、5MΩ、10MΩ、35MΩ可选
工鞋电阻:
下限-750kΩ, 固定值不可更改
上限-10MΩ、35MΩ、50MΩ、100MΩ可选
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品牌: 3M/SCS
产地: 美国
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订购编号:
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描述:
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740
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包含以下物品
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740测试表, 1个
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接地线, 1条
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230VAC-24～30VDC变压器, 1个
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741D
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配套脚踏板
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3M ™ Wrist Strap and Footwear Tester 740
3M ™ Wrist Strap and Footwear Tester 740 (230 Volts)
The Wrist Strap and Footwear Tester 740 (230 volts) features a DIN-style connector that works
with the 3M ™ Dual Shoe Electrode 741D. The unit includes a power supply with the Shuko plug
style that can be used in the European Union.
3M ™ Shoe Electrode 741
To test footwear with the Wrist Strap and Footwear Tester 740 , the Shoe Electrode 741
accessory is required. The Shoe Electrode 741 is a stainless steel plate with a molded plastic
base. The rugged construction of the Shoe Electrode 741 makes it ideal for everyday testing. It
has been specifically designed to be used with the Wrist Strap and Footwear Tester 740. NOTE:
The Shoe Electrode 741 must be ordered separately from the Wrist Strap and Footwear Tester
740.
The 3M ™ Dual Shoe Electrode 741D allows differentiation between the right and left shoe.
Note: The Wrist Strap and Footwear Tester 740 is for use only with the Dual
Shoe Electrode 741. The Wrist Strap and Footwear Tester 740 (230V) is for
use only with the Dual Shoe Electrode 741D.
3M Wrist Strap and Footwear Tester 740
Product Specifications
Dimensions 5.5" W x 2.14" H x 7.5" L (14 cm W x 5.5 cm H x 19 cm L)
Weight 15.5 ozs. (438 g)
Power Supply external AC/DC - transformer, 24-30VDC/150mA
Test Voltage 14VDC ± 1 volt (open circuit)
Resistance Ranges Lower limit: 750K ohms
Upper limits
(wrist strap): 2, 5, 10 and 35M ohms
Upper limits
(footwear): 10, 35, 50 and 100M ohms
Accuracy + 20% for 750K ohms lower limit
± 10% for 2M, 5M, 10M, 35M and 50M ohms
± 20% for 100M ohms
Output Open collector at pins 1, 2, 4 and 5
DC return at pin 6
+ 5V at pin 3
Wall Mounting 3M ™ Dual Lock ™ System
3M Shoe Electrode 741
Product Specifications
Dimensions 20 x 16 in. (508 x 406 mm)
Weight 3 lbs. (1.4 kg)
Construction 1mm stainless steel plate and molded plastic base
3M740静电测试仪（搭配741）电压：120伏 ；
3M740E静电测试仪（搭配741D使用）电压：220伏；
3M741D单脚静电测试脚踏板；
3M741双脚静电测试脚踏板
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