华仪7470系列 7472 直流耐压测试仪,12KV 铂铑热电偶-深圳市贝利奇科技有限公司手机版

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7470系列之7472 耐压测试仪产品介绍

交流或直流输出高达20KV，具有多种功能及安全特性，内建50组程序记忆，记忆组间可进行链接测试，适用于电缆、电线、马达、高压泵浦、高压绝缘材料及高压组件等测试。

7472 耐压测试仪产品特点

直流耐压测试具有
Discharge 直流高压快速放电装置，避免被测物上残余电压，造成人员触电危险
Smart GFI 智慧防高压触电线路 (169000)，随时侦测回路，杜绝触电伤害，保障人员安全
Ramp High 缓升上限功能 (100859) ，缩短缓升时间，节省测试时间，提高测试效率
Charge Low 充电下限功能 (106128) ，可侦测回路是否断线，提高测试可靠度
键盘锁定 (Key Lock) 功能，保护记忆组数据，避免误触按键所造成的危害
提供GPIB 或 USB & RS232 接口，可执行自动化测试，提升测试效率

中国台湾华仪 7470 20KVA耐压测试仪技术规格

SPECIFICATIONS
MODEL	7470	7472	7473	7474
Output Rating	10KVAC/20mA	12KVDC/10mA	20KVAC/10mA	20KVDC/5mA
AC WITHSTAND VOLTAGE (7470&7473)
	Range	Resolution		Accuracy
Output Voltage, ACV (for 7473)	0 - 20000	10		±（2% of setting + 20V）
Output Voltage, ACV (for 7470)	0 - 10000	10		±（2% of setting + 10V）
Output Frequency	50Hz/60Hz ±100ppm, User Selection
Output Waveform	Sine Wave ,THD.<2% (Resistive Load), Crest Factor = 1.3 - 1.5
Output Regulation	± (1% of output + 10V), From no load to full load
SETTINGS
Hi / Lo -Limit AC Current, mA (for 7473)	0 - 9.999	0.001		±（2% of setting + 2counts）
Hi / Lo -Limit AC Current, mA (for 7470)	0 - 9.999/10.00 - 20.00	0.001/0.01		±（2% of setting + 2counts）
Ramp Up Time, second	0.3 - 999.9	0.1		±（0.1% + 0.05sec）
Ramp Down Time, second	0.0 - 999.9	0.1
Dwell Time	0, 0.3 - 999.9 sec (0=continuous)	0.1
	0, 0.1 - 999.9 min (0=continuous)	0.1
	0, 0.1 - 999.9 hr (0=continuous)	0.1
Cycle Test	0 - 9999 Times, (0=continuous)
Arc Detection	Range 1 - 7 > 15kV , Range 1 - 9 < 15kV
AC Current Offset, mA	0 - 2.000 or Auto Set ( Option )
MEASUREMENT
AC Voltage, KV (for 7473)	0 - 20.00	0.01		±（2% of reading + 2counts）
AC Voltage, KV (for 7470)	0 - 10.00	0.01		±（2% of reading + 2counts）
AC Current Range, mA	0-3.500	0.001		±（2% of reading + 3counts）
	3.00-10.00 (for 7473)	0.01
	3.00-20.00 (for 7470)	0.01
DC WITHSTAND VOLTAGE (7472&7474)
Output Voltage, DCV (for 7474)	0 - 20000	10		±（2% of setting + 20V）
Output Voltage, DCV (for 7472)	0 - 12000	10		±（2% of setting + 10V）
Output Ripple	<5%（在20KV/5000μA for 7474, 12KV/9999μA at Resistive Load for 7472）
SETTINGS
Hi / Lo -Limit DC Current, μA (for 7474)	0.0 - 999.9/1000 - 5000	0.1/1		±（2% of setting + 2counts）
Hi / Lo -Limit DC Current, μA (for 7472)	0.0 - 999.9/1000 - 9999	0.1/1		±（2% of setting + 2counts）
Ramp Up Time, second	0.4 - 999.9	0.1		±（0.1% + 0.05sec）
Ramp Down Time, second	0.0,1.0 - 999.9	0.1
Dwell Time	0, 0.4 - 999.9 sec (0=continuous)	0.1
	0, 0.1 - 999.9 min (0=continuous)	0.1
	0, 0.1 - 999.9 hr (0=continuous)	0.1
Cycle Test	0 - 9999 Times, (0=continuous)
Arc Detection	Range 1 - 9 (9 is the most sensitivity)
DC Current Offset, μA	0.0 - 200.0 or Auto Set (Option )
Ramp High Current	ON/OFF, User Selection
Charge - Low Current, μA	0.0 - 350.0 or Auto Set
Discharge Time	< 200 msec
Maximum Capacitive Load	1.5μF < 2KV 0.15μF < 8KV 0.12μF < 14KV 0.08μF < 20KV
	0.28μF < 4KV 0.15μF < 10KV 0.1μF < 16KV
	0.18μF < 6KV 0.12μF < 12KV 0.08μF < 18KV
MEASUREMENT
DC Voltage, KV (for 7474)	0 - 20.00	0.01		±（1.5% of reading + 2count）
DC Voltage, KV (for 7472)	0 - 10.00	0.01		±（1.5% of reading + 2count）
DC Current Range, μA	0-350.0	0.1		± (2% of reading + 3counts)
	300-3500	1
	3000 - 5000 (for 7474) 3000-9999 (for 7472)	10
GENERAL
Input Voltage AC	115/230VAC ± 15% , 50/60Hz ± 5% Fuse: 6.3A Slow
PLC Remote Control	Input : Test , Reset , Memory1.2.3 ,Interlock
	Output : Pass , Fail , Processing
Safety	Smart-GFI Function (<1mA)
Memory	50 memories
Display	20*2 LCD with back light
Key Lock	To prevent unauthorized alteration of the test Parameters
Calibration	Build-in software and external calibrated meters
Interface	RS232/GPIB /Printer Card (Option)
Alarm Volume Setting	10 ranges set by the numeric keys on the front panel
Environment	0-40℃, 20-80%RH
Dimension	430mm(W)×133mm(H)×400mm(D)
Net Weight	24Kg	24Kg	22.5Kg	23Kg
STANDARD ACCESSORIES
Power Cord (10A)	×1
Fuses	×2 (Including a spare contained in the fuse holder)
Interlock Disable Key (1505)	×1
Hipot Test Lead ,1.5m (1142)	-	-	×1	×1
Hipot Test Lead ,1.5m (1143)	×1	×1	-	-
Hipot Return Lead ,1.8m (1144)	×1	×1	×1	×1

产品简介

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