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HRW Limited
HRW E-Key 2_4 Manual 201126r
Subject to change without notice
Page 8/10
Data Channel Connection Terminals
Data channels A, B, C, D, connected via RLY C (data 0) and NO (data 1) terminals. Data channel designators
can be seen on the back side of the terminal block
Channel A
01A
RLY1 / NO
00A
RLY1 / C
Channel B
01B
RLY2 / NO
00B
RLY2 / C
Channel C
01C
RLY3 / NO
00C
RLY3 / C
Channel D
01D
RLY4 / NO
00D
RLY4 / C
Red LED
Flashes at 2Hz frequency under normal operation. On solid during Clear & E-Key Add processes
Clear
For clearing the receiver data base.
Press and hold the Clear button until the red LED stays on continuously, which indicates that the data
base memory is cleared
Release the Clear button and the red LED will return to the normal 2Hz flash rate
Note that a previously saved encryption key will not be cleared. Any new E-Keys to be added in future must
have the same encryption key as previously
Add
Not used. Access control system E-Keys are auto-added.
Learn
Not used for access control system applications
Mode
Not used for access control system applications