SECG 4.0心电性能测试仪

专为心电类产品一致性测试设计的性能测试仪，适用于研发、法规符合性及产线测试。高准确度和低噪声设计，使您的测试更加准确。

产品详情

产品简介

专为心电类产品一致性测试设计的性能测试仪，适用于研发、法规符合性及产线测试。高准确度和低噪声设计，使您的测试更加准确。符合国际及国内新版标准: IEC 60601-2-25、IEC 60601-2-27、IEC 60601-2-47、ANSI/AAMI EC11、ANSI/AAMI EC13、YY1079、YY1139、YY0782、YY0885、JJG 760、JJG 1041、JJG 1042

产品特点

可供心电诊断、可携式心电设备及监护仪完成性能测试
内建标准要求之测试线路和自选开关
良好的屏蔽及接地设计可轻松完成严格的测试要求，如：输入阻抗
输出振幅及频率准确度<±1%
多参数可调的直流偏移及起搏讯号
可加载及播放临床试验所录的心电讯号
可由外部任意波形发生器输入讯号，且精确衰减1000 倍
提供软件开发工具包(Software Development Kit) 让用户自行开发全自动化测试软件

产品概述

Parameter	Specification	System capability
Main output voltage accuracy	±1% for amplitudes of 0.5mVpp or higher	±0.3%
Main output voltage resolution (DAC resolution)	2.5μV	In version 4.0, a single output range is used
Frequency / pulse repetition rate accuracy	±1%	±0.1%
Pulse duration / timing accuracy	±1ms	±0.2ms
Pacing pulse width accuracy	±5μs	±1μs
Pacing pulse amplitude accuracy, range	±2mV pulse: ±1% >2mV pulse: ±10% Range: ±2mV to ±700mV	±2mV pulse: ±0.3% 100mV pulse: ±1% or ±5mV
Pacing pulse characteristics	Rise/fall time 5μs Overshoot <1% Settling time <1%
Pacing pulse overshoot (intentional)	Method A according to IEC 60601-2-27
Resistor tolerance	±1%	±0.5%
Capacitor tolerance	±5%	±5%
Precision 1000:1 divider (100KΩ:100Ω)	±0.1%	±0.05%
Sample rate	5kHz ± 0.1%	5kHz ± 0.05% (50ppm)
DC offset (fixed, noise free, sourced from internal super capacitor)	300mV ± 1%	300mV ±0.1%
DC offset (variable, may include up to 50μVpp noise)	Setting ±1% or ±3mV	Setting ±1% or ±3mV
Power supply	USB +5Vdc supply (no separate power supply required) 0.5A (high power mode)	Typical load<0.25A, up to 0.45A is possible if all relays are turned on
Environment	15 ~ 30°C 30 ~ 80% RH