Warranty – Gianni Industries GEM DG-25 User Manual

Page 3



To Program Relocking Timer

(at programming mode)

A. Relay

1：Press「＊100」(relay 1) or 「*200」(relay2) , Followed by the number of

seconds the relay should open→「05」=5 seconds（01 ~99 = seconds）→
（

beep）→enrolled → Press 「#」 to exit from the programming mode.

B. Enter「00」Sets the relay to latching mode.

(Correct code entered opens the relay,

and the relay stays open until the correct code is entered again).



Changing the Master codes: (at programming mode)

Enter「＊000」Followed by the new 5 digit master code→（beep）→enrolled→Enter

「

#」 to exit from the programming mode.



Master Code reset to Factory default 「12345」

Insert the jumper P1 1-2 position5 beepsReset successful.

5. Wiring diagram:

For DC use only

For AC/DC

Note:



It is suggested to use a linear power supply unit to prevent reading range reduction at
the card reader.



The suggested wire gauge is #22~26 AWG.



The door strike or relay must have a varistor or a diode across the door strike terminals
to suppress the back EMF of the strike-failure to do so will damage the relay contacts
and electronic components , or even burns the controller.

Warranty:

The product is warranted against defects in material and workmanship while used in normal
service for a period of 1 year from the date of sale to the original customer .GEM policy is one
of continual development and improvement , therefore GEM reserves the right to change
specifications without notice.

This manual is related to the following products:

DG-27