User's Manual

Registration number: W6M21409-14450-C-1
FCC ID: SU7300MCD21V2-CG
Worldwide Testing Services(Taiwan) Co., Ltd Page 10 of 19
3.1 Transmission Requirements
FCC 15.231(a)
3.1.1 Limit of Transmission Time
⌧ According to 15.231(a)(1), a manually operated transmitter shall employ a switch that will automatically
deactivate the transmitter within not more than 5 seconds of being released.
 According to 15.231(a)(2), a transmitter activated automatically shall cease transmission within 5 seconds
after activation.
 According to 15.231(a)(3), periodic transmissions at regular predetermined intervals are not permitted.
However, polling or supervision transmissions, including data, to determine system integrity of
transmitters used in security or safety applications are allowed if the total duration of transmissions does
not exceed more than two seconds per hour for each transmitter. There is no limit on the number of
individual transmissions, provided the total transmission time does not exceed two seconds per hour.
 According to 15.231(a)(4), intentional radiators which are employed for radio control purposes during
emergencies involving fire, security, and safety of life, when activated to signal an alarm, may operate
during the pendency of the alarm condition.
 According to 15.231(a)(5), transmission of set-up information for security systems may exceed the
transmission duration limits in paragraphs (a)(1) and (a)(2) of this section, provided such transmission
are under the control of a professional installer and do not exceed ten seconds after a manually operated
switch is released or a transmitter is activated automatically. Such set-up information may include data.
3.1.2 Active Time
⌧ This manually operated transmitter employs a switch that automatically deactivate the transmitter within
_80.16032064
ms of being released.
 This transmitter is operated by automatic activation and active will cease transmission in _____ ms after
activation.
 Others: This product is employed for radio control purpose during emergencies. When emergency switch is
pulled down, the EUT will transmit a signal around _____
ms and continue to retransmit the signal every 5
minutes during the pendency of the alarm condition.
Explanation: See attached diagrams in appendix.
Test equipment used: ETSTW-RE 055, ETSTW-RE 004