Rflink WIWI5GOUKI Device User Manual
- June 6, 2024
- Rflink
Table of Contents
WIWI5GOUKI
Operation Manual
Product Name: WIWI5GOUKI
Trade name: **NICT
Model name: RM-92NCT
Manufacturer: RFLink Corp.**
Product description
This product provides synchronized signals when used in pair. Units are synchronized through 920MHz radio signal and outputs 10MHz and 1pps (pulse per second) signal.
Figure 1 overview of purpose description
Appearance
Connection
Connect the antenna and USB power (5V) to the Unit
Method of operation
Units have their own ID. Master has a unique ID for Slave to synchronize timing. After power on, red LED and green LED are flashing. The LED_1 and the LED_2 are flashing at the same time. If Master and Slave communication established, LED_2 will flash very fast and you can see almost always lighting.
- How to reset
1.1 Slave module reset
1.1.1 Press the “Reset” button on the Slave module.
1.2 Reset Master module
1.2.1 Press “Reset” button on the Master module.
Specification
| Parameter | Specification |
|---|---|
| Channel Frequency | 922.6MHz-927.6MHz ( 200kHz step ) |
| Modulation method | Frequency shift Keying(FSK) |
| Transmission bit rate | 200kbps, 300kbps |
| Output power (impedance) | 20 mW |
(50 Q)
Antenna| Monopole
(Max gain 3dBi)
Supply Power| 5V
About UART-USB connection
The UART-USB connection is only used for troubleshooting and user does not need to use the connectio n.
FCC CAUTION
Note: This equipment has been tested and found to comply with the
limits for a Class A digital device, pursuant to part 15 of the FCC Rules.
These limits are designed to provide reasonable protection against harmful
interference when the equipment is operated in a commercial environment. This
equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference in which case the
user will be required to correct the interference at his own expense.
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment and meets the FCC radio frequency (RF) Exposure
Guidelines. This equipment has very low levels of RF energy that is deemed to
comply without maximum permissive exposure evaluation (MPE). This equipment
should be installed and operated with minimum distance 20cm between the
radiator & your body.
(EOD)