© 2022 ELATEC GmbH – TWN4 Slim LEGIC user manual DocRev6 – 04/2022
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6.4
RF EXPOSURE COMPLIANCE
RF exposure statement (mobile and fixed devices)
This device complies with the RF exposure requirements for mobile and fixed devices. However, the device shall be used in such a
manner that the potential for human contact during normal operation is minimized.
6.5
CHINA (PRC)
Micropower scope of use declaration:
TWN4 Slim LEGIC
supports transmission frequencies of 13.56
MHz and 125 kHz. The user needs to adhere to the following
specifications when using the product:
(1) The specific provisions listed in the “catalog and the technical
specifications for micropower short-range radio transmission
equipment” as well as the usage scenarios for the antenna type
used, the functions, and the customary use of the control
system, regulation, and switches must be complied with;
Transmission power:
13.56 MHz: ≤
3.25
dBμA/m
(field strength at 10 meters, standard max value)
125 kHz: ≤
-24.02
dBμA/m
(field strength at 10 meters, standard max value)
Antenna: built-in antenna (cannot be removed)
Control system, regulation, and switches: The user cannot
control, regulate, or switch over the radio transmission function
of the antenna.
(2) The unauthorized modification of usage scenarios or the
conditions of use, expansion of the transmission frequency
range, or increase of the transmission power (including installing
additional transmission power amplifiers), as well as the
unauthorized modification of the transmission antenna are not
allowed;
(3) The product may not interfere in any way with any legal radio
transmitters (stations) and may not offer any shielding from
harmful interference;
(4) The product must be able to tolerate interference caused by
industrial, scientific, and medical (ISM) devices which radiate
high frequency energy or other legal interference from radio
transmitters (stations);
(5) Should the product cause harmful interference on other legal
radio transmitters (stations), product use must be discontinued
微功率使用规范声明：
TWN4 Slim LEGIC
支持
13.56MHz
和
125kHz
发射频率
，用户在使用过程中，需要遵守以下要求：
（一）
符合
“
微功率短距离无线电发射设备目录和技术
要求
”
的具体条款和使用场景，采用的天线类型
和性能，控制、调整及开关等使用方法；
发射功率：
13.56MHz
：
≤
3.25
dBμA/m
(10
米处场强，
准峰值
)
125kHz
：
≤
-24.02
dBμA/m
(10
米处场强，
准峰值
)
天线：内置天线（不可拆卸）
控制、调整及开关：用户不能控制、调制及开关
此无线电发射功能
（
二）不得擅自改变使用场景或使用条件、扩大发射频
率范围、加大发射功率（包括额外加装射频功率放大器
），不得擅自更改发射天线；
（三）不得对其他合法的无线电台（站）产生有害干扰
，也不得提出免受有害干扰保护；
（四）应当承受辐射射频能量的工业、科学及医疗（
ISM
）应用设备的干扰或其他合法的无线电台（站）干扰；
（五）如对其他合法的无线电台（站）产生有害干扰时
，应立即停止使用，并采取措施消除干扰后方可继续使
用；
（六）在航空器内和依据法律法规、国家有关规定、标
准划设的射电天文台、气象雷达站、卫星地球站（含测
控、测距、接收、导航站）等军民用无线电台（站）、
机场等的电磁环境保护区域内使用微功率设备，应当遵
守电磁环境保护及相关行业主管部门的规定；
Содержание TWN4 Slim LEGIC
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