Q1: Is there any way to adapt a relay output to UC501?
Answer: UC501's digital output cannot work as relay output, since it's limited by the hardware. You will need to prepare an outside relay option to connect them together.
Q2: Is there an option for UC500 with an external antenna to improve range?
Answer: Not support for standard version, if you have a certain project with similar requirement please contact our sales.
Q3: If I send downlink messages to all UC11xx devices at once, will they all get the message at the same time or will they get them one by one?
Answer: Since UC11xx doesn't support multicasting, you can't send downlink to all UC11xx at the same time.
Q4: Is UC501 able to charge other devices?
Answer: Yes, it can power or charge the serial and AI devices shortly to get data.
Q5: What is the mcu of UC511?
Answer: It's STM32L475RGT6.
Q6: What payload should I send to UC51x to turn the solenoid on and off?
Answer: You can refer to UC51x Communication Protocol.
Q7: It is possible to use a downlink to configure any of the IF-THEN command of UC1122?
Answer: No, UC11xx does not support configuring IF-THEN commands via downlinks.
Q8: Can the Milesight LoRaWAN controller cache data when the gateway is disconnected?
Answer: Not support now, please contact Milesight about it if you have any application or project for this feature.
Q9: How to connect dry contact device to UC1152 DI?
Answer: Connect UC1152 VIN to IN, then connect IN_COM and GND to dry contact device.