jablotron GD-04K Manual Download Page 7

GD-04K 

- 10 - 

MNY51104 

  Turn the power off (backup cover as well, if used). 

  Put the jumper on the RESET pins 

  Turn the power on (green LED starts flashing) and  

  Wait until the LED indicates permanently (after approx. 5 sec), then take the jumper off 

the reset pins.  

When a reset is performed all settings are erased, including telephone numbers and 

texts. 

10. Technical specifications 

Power  

10.5 ÷ 15 V DC 

Consumption in standby 

approx. 25 mA (+17 mA per relay) 

Max. device consumption during GSM communication 

200 mA 

GSM module operation band E-GSM  

850 / 900 / 1800 / 1900 MHz 

GSM RF output power 

2 W for GSM 850 / 900  

 

1 W for GSM 1800 / 1900 

Triggering of inputs A, B, C, D 

connection to GND 

X and Y outputs load: 

- resistive load  

max. 2.5 A / 250 V AC 

- inductive (capacitive), bulb load 

max. 0.5 A / 250 V AC 

Can be operated according to 

ERC REC 70-03 

Safety EN 

60950-1 

EMC  

 EN 301489-7, EN 55022 and EN 61000-6-3 

Radio emissions  

ETSI EN 301511 

Operational environment  

II. Indoor general (-10 °C to +40 °C) 

Dimensions (no antenna)  

76 x 110 x 33 mm 

GSM antenna connection 

by SMA connector 

 

This product complies with the essential requirements of: RTTE Directive   
1999/5/EC, 2011/65/EU, when used for its intended purpose. The original of 
the conformity assessment can be found at www.jablotron.com, Technical 
Support section. 
 
Note: Although this product does not contain any harmful materials  
we suggest you return the product to the dealer or directly to the producer 
after use. 
 

 

GD-04K - 

-  MNY51104 

6.3.  Remote setup using the setup webpage 

The GD-04K module can also be programmed by the setup webpage 

david.jablotron.cz/gd-04/

 where you can fill in the basic parameters and send those 

settings to the communicator (options marked in red are not supported by the GD-04K). 

The setup page allows only to send new setting but it is not possible to read current 

setting from a device. That´s why we strictly recommend to save the current settings ready 
to be sent to the GD-04K before leaving the web page (“Save the settings in your   
computer for future use -> Save”). 

When the communicator receives new setting then a factory RESET is performed and 

the setting is uploaded. All programming options which are not filled in will be erased. 
Therefore it is always necessary to fill in all the required options not only the one which is 
to be changed. The best way of programming the GD-04K remotely is by using 

GD-Link 

2.0.0

 software and higher, see chapter 6.2. 

6.4. Setup using SMS 

The GD-04K basic functions can also be programmed by SMS instructions, see the 

example: 

PC, ARX, heating ON, DRX, heating OFF 

where:  

PC

 

is the password, every programming SMS has to begin with (default 
password is PC, it can be changed, maximum 2-30 characters, no diacritics)  

,

 

is a comma which separates every instruction or command form 

ARX

 

is the instruction for relay X to be switched ON, followed by a comma 

DRX

 

is the instruction for relay X to be switched OFF, followed by a comma 

This programming SMS sets up the X relay to be switched ON / OFF by the SMS 

commands “heating ON” and “heating OFF”. 

An overview of all programming instructions

 is given in 

table 1

 (at the end of this 

instruction manual). 

Rules valid for configuration SMS instruction use: 

1. 

If you want to send more than one programming SMS, then every SMS has to begin 
with a valid password. 

2. 

More instructions can be included in one programming SMS. The device can manage 
a “long SMS” and it means that a programming SMS can include up to 2400 
characters with no diacritics or 1050 characters with diacritics. 

 

3. 

Every instruction has to be separated by a comma and none must be put at the end 
of the instruction command. 

4.  Spaces in the programming SMS are ignored except the spaces in programmed 

texts. 

5.  When a programming SMS is received and processed, the GSM communicator 

answers back with PROGRAM OK (this text can be edited). 

6. 

If the GSM communicator detects a syntax error in the received programming SMS it 
answers with PROGRAM ERROR (this text can be edited) and forwards the invalid 
syntax back to the sender. All valid instructions are performed and the unrecognized 
part of the texts is ignored. 

7. 

Capital and small letters are treated equally. 

Summary of Contents for GD-04K

Page 1: ...settings If pulse mode is selected then based on activation command the output will be switched for interval between 1 s to 10 hrs Dialling in Both relays X and Y can be controlled by dialling in fro...

Page 2: ...Output relay fuses 9 Input output and power terminals Terminal descriptions Low voltage terminals 12 V Terminal for 12 V DC connection from included adapter or another external power supply which pro...

Page 3: ...re galvanically separated from the communicator circuits complying with 4kV safety isolation requirements 3 Installation and initial setup 1 Select an appropriate place for communicator installation c...

Page 4: ...backup battery is charged 5 Initial powering up 1 Turn the power on the red LED starts flashing to indicate logging of the module on to the GSM network if it doesn t check the power supply proper con...

Page 5: ...r events see Optional functions To erase the service number enter STN iGQp GD 04K 5 MNY51104 3 Send the SMS command STATUS from your cell phone to the SIM card inserted into the GSM communicator 4 The...

Page 6: ...llows all parameters to be set as if you are connected locally using a USB cable Figure 3 GD 04K 11 MNY51104 11 Table 1 SMS programming instructions overview A programming SMS always has to begin with...

Page 7: ...ngs in your computer for future use Save When the communicator receives new setting then a factory RESET is performed and the setting is uploaded All programming options which are not filled in will b...

Page 8: ...When a pre set limit has been reached the telephone number can not be used to control more Control by dialling in can only be realized by phone numbers with enabled caller ID visibility telephone numb...

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