Jablotron DAVID GD-04 User manual
GD-04 DAVID
12
MKS51203
Table 1 – A brief list of programming SMS instructions
Any programming SMS message must start with a valid access code (see 6.3).
Example: PC, ARX, heating on, DRX, heating off
Function
Instruction Description
Factory
default
Relays X and Y operation
SMS to switch relay ON
ARX, xxx..x
Use ARY for relay Y.
xxx..x = text (up to 30
characters), text erased by ARX, ,
Example: ARY,ventilator on
erased
SMS to switch relay OFF
DRX, xxx..x
Use DRY for relay Y.
xxx..x = text (up to 30
characters), text erased by DRX, ,
Example: DRY,ventilator off
erased
Relay switch-on period
TMX, t..t
Use TMY for relay Y.
t..t = switch-on period in seconds, or zero
• 1 to 10h entered in seconds, minutes(m) or
hours(h) (
3600s = 60m = 1h)
• The relay works as a time-switch, activated via
switch-on SMSes or dialling-in. Deactivation is by
time-limit expiration or via switch-off SMSes.
• 0: no time-limit applies, dialling-in is responded to
with toggle logic: on – off – on…
0
(no limit)
Telephone numbers
authorised for relay control
ADX, x..x,x..x
Use ADY for relay Y.
x..x = tel. number. Up to 50 numbers can be entered
(in a single instruction or gradually). The numbers
are added to the list of authorised numbers.
Example: ADX, 777123456, +420608503211
authorises two new numbers for relay X control.
Telephone numbers
authorised for relay control
with a validity limit.
LDX, x..x,n,
x..x,n
Use LDY for relay Y.
x..x = tel. number. The numbers are added to the list
of authorised numbers, up to 50 in total.
n = limit in the number of calls (1 to 99), exceeding
the limit removes the number from the list – this is
reported to the service number by SMS.
Example: LDX, 777123457, 31 authorises a new
number for relay X control for a maximum of 31 calls.
empty
list
Erasing tel. numbers
authorised for relay control
EDX, x..x, x..x
Use EDY for relay Y.
x..x = tel. number. The
numbers (up to 50) are removed from the list.
Example: EDX, 777123457 de-authorises a
single tel. number used for relay X control.
–
Input A to D activation/deactivation SMS reports
Input activation text
ATA, xx..x
Use ATB for input B, etc.
xxx..x = text (up to 30 characters*)
Example: ATC, heating on
Instruction ATA , , erases the text = no reports
A1,
B1,
C1,
D1
Input deactivation text
DTA, xx..x
Use DTB for input B, etc.
xxx..x = text (up to 30 characters*)
Example: DTC, heating off
Instruction DTA , , erases the text = no reports
A0,
B0,
C0,
D0
Telephone numbers for input
reports
TNA, x..x, x..x
Use TNB for input B, etc.
x..x = tel. number, up to 8 for each input. All
previously stored numbers are erased. Use TNA,
to empty the list.
Example: TND, 777123456, 608123456 sets
David to report input D events to 2 numbers
empty
list
Input-event calls
DNA, n
Use TNB for input B, etc.
, n = 1 (ON), 0 (OFF). If
set to ON, every SMS report is followed by a call.
If you answer the call, you hear a constant tone =
activation, or an interrupted tone = deactivation.
Example: DND, 1
OFF
GD-04 DAVID
1
MKS51203
The GD-04 “David” GSM communicator
User manual
The GD-04 module got its name from David, a biblical king who outsmarted Goliath, a giant. In our
case, Goliath is meant to be the GSM network. We hope that the skills of your tiny David will help you
manage the giant.
1. Basic description
SI
M
Bus connector
Battery connection
LED indicator
RESET jumper
GSM antenna
Tabs
SIM card
Output fuses
1.1. David
provides:
•
2 output contacts of power relays X and Y (each allows up to 5A/250V)
•
4 input terminals A to D for SMS reporting (the inputs react to a connection or disconnection
to or from a common GND terminal)