How to Wire the J4 Trouble Output Properly
The Purpose and Proper Use of the J4 Output Today’s blog is not intended to be overly technical. The intent is to raise awareness of the J4 output on subscriber units; it purpose and proper use. J4 is the output connector for the Form C Fail Secure Antenna Cut / Acknowledge Delay Relay / Low Battery / Charger Fail located on the subscriber circuit board. The… Read more »
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