SimPal SimPal-T420 User manual
SimPal-T420
SimPal-T20
4G LTE Power Socket
SimPal-T420/T20 4G POWER SOCKET USER MANUAL
User Manual
Manual version 3.0
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
SimPal-T420/T20 GSM Power Socket
Thank you for purchasing the SimPal-T420/T20.
SimPal-T420 4G power socket is a remote-controlled socket consisting of a 4G LTE
module. The power supply output can be turned on or off remotely by the SMS
command or voice calling.
SimPal-T20 slave socket need to work with T420 Master socket, It can control one T420
and four T20 with one SIM card.
Both T20 and T420 socket support temperature monitor, temperature control, schedule
control and delay control by sending SMS from your mobile phone.
All services and functions need to be supported by the 4G network and a SIM card.
This brochure suits for SimPal-T420 and SimPal-T20 model.
Details of the functioning and advanced operation of this socket are described in this
instruction manual.
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
3.2 Download “SimPal-T40” APP 18
3.3 Register Master-number. 18
3.4 Pairing slave socket 20
3.5 Turn on/off power 22
3.6 Delay control 23
3.7 Schedule control 24
3.8 Temperature control 28
3.9 Temperature alarm 30
3.10 Wireless sensor alarm 32
3.11 SMS when on/off button pressed 34
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
1. Purchase a GSM SIM card (mobile phone card) from GSM network
service provider and install it in the socket. This SIM card number
is referred as SimPal-T420 number on this brochure.
2. The user needs to activate the Caller ID Presentation function of
SIM card, and deactivate PIN code of the SIM. Contact with GSM
network service provider for support.
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
For your safety
▪This socket was designed for home or office use. Do not use it on the electrical appliance
which is for industry or business operation, for example, iatrical appliances, large heaters
and refrigerates.
▪Before using this socket, make sure that the mobile phones can be used well in the area,
otherwise, do not put this socket into operation.
▪The power consumption of the appliances connected with the socket cannot exceed
3500W and the current cannot exceed 16A.
▪The electrical appliance which power consumption is higher than 1500W must be
grounded.
▪Do not make two plugs of socket short circuit.
▪Do not touch the socket jack by any metal objects or hand.
▪This socket was designed for indoor use. Don’t use it in wet, chemically aggressive or
dusty environment. Device working temperature range is -10℃~+35℃, stop to use this
product when environment temperature out of working range.
▪Do not plug this socket in a row, only allow connect other electricity device on the socket.
(nicht hintereinander stecken, nur andere Stromgeräte an der Steckdose anschließen
lassen).
▪Do not open the case unless maintenance needed by professionals.
▪Do not keep shaking or fall down this socket, otherwise it can be damaged.
▪This socket is a wireless signal transmission socket. Keep it away from electronic
equipment likely to interfere with the wireless signals, in order to avoid signals
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
interference.
▪Switch off this socket and mobile phone when entering areas marked "Explosive", "Might
explode", "Closed wireless transceiver sockets" etc.
▪Do not cast this socket in a fire, as this may cause explosion.
▪This socket should only be operated from power approved by the socket manufacturer.
The use of any other types of power may damage the socket.
▪Keep the socket and its accessories out of the children reach.
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
Exception clause
1. We operate on a policy of continuous development. We reserve the right to make changes
and improvements to any of the sockets described in this document without prior notice.
2. For the latest socket information, please visit: http://www.simpal.cn. We don’t guarantee for
the document veracity, reliability or any content except regulate in proper laws. Including
no guarantee for socket suitable market or suitable area promise.
3. We hold no responsibility for the illegal use of this socket.
4. We hold no responsibility for any loss of income or any special, incidental, consequential or
indirect damages howsoever caused.
5. The contents of this document are provided “as is”. Except as required by applicable law,
no warranties of any kind, either expressed or implied, including, but not limited to the
accuracy, reliability or contents of this document. We reserve the right to revise this
document or cancel some functions at any time without prior notice
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
1.1 Package contents
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
1.2 Sockets instructions
Note: Slave socket T20 without SIM card slot
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
Figure 2: Temperature sensor Instruction
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
1.3 Light indicator
Model
Indicator
Action
Status
SimPal-T420
and
SimPal-20
Power Socket
Power LED
Turning off
Socket power output OFF
Constant light
Socket power output ON
Wireless
signal LED
Flash slowly
Searching network (SimPal-T420)
Lost connection with T420 (SimPal-T20)
Slowly breath
Working in standby mode.
Two fast and
one slow Flash
Pairing slave socket or pairing wireless
sensor status.
Continues light
in 3 seconds
Rest to factory setting
Flash fast
Process SMS command
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
2.1 User authorization level
Socket settings can be set or adjusted via a SMS command.
There are two mobile phone user controlling levels:
Master-user (“Master”):
Only one Master has authorization to use all features of SimPal-T420.
In order to enable all the functions on the socket, the Master must store his/ her mobile number
in the socket’s memory. Only one Master’s mobile number is allowed for a socket.
Family users (“Family”):
There are four families have authorization to use commands of switch on or cut off the socket
output, check socket temperature value or receive power status change alert.
The other mobile phone users have no authorization to control the socket.
2.2 About the SMS Command
●SMS command format: #code#content#.
● The maximum digits that are allows for the phone number is sixteen.
● SimPal-T420 will reply to the user after it receives the SMS command.
Note
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
● The “#” symbol must not be ignored when typing an SMS command.
● No allow any space within the commands.
3.1 Start to use
▪Installed SIM card to SimPal-T420 GSM power socket; you will see a SIM card slot at the
side, make the SIM card metal contact upside and hardly push the SIM card until SIM card
fixed.
▪Insert the temperature sensor into the I/O port until it is seized.
Power on:
1. Plug the SimPal-T420 in an AC power socket.
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
The GSM LED will be flashing slowly for about 15 seconds, and turn to slowly breathe
status and beep ring, breathe LED means the socket already register GSM network, its
ready to working.
The socket default power output is OFF.
2. Insert the plug of electronic appliance in the SimPal-T420 electrical outlet.
3. M button (See 5 on Figure1) can be pressed for about one second to switch on or off the
socket output.
After adding user numbers to the socket, users can send SMS command or make calling to
control the power supply output.
Note:
1.If the GSM indicator light is flash slowly all the time, which imply the SIM card
working abnormally, all functions of this socket are invalid.
2.Check GSM network signal of the using place:
● GSM network’s signal strength may affect the socket feature. Therefore, before
using, the user should ensure that SimPal-T420 is used in an area with a strong
GSM network signal (CSQ higher than 12).
● For the first time use, the user should perform a test-run by sending SMS to the
socket. This allows the user to check the GSM network connection of the
socket.
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
3.2 Download “SimPal-T40” APP
We offer free APP to work with SimPal-T420, search “SimPal-T40 GSM Socket” on Google
Play or Apple APP Store, download and install the APP, then it can use APP to control
SimPal-T420.
First time register device on APP, input device name and SIM card number which installed on
SimPal-T420 device. The APP will create SMS content, send the SMS to device, it will operate
according APP function description.
Even without APP, user can send SMS manually according following instruction.
3.3 Register Master-number.
Sending following SMS to socket SIM card number from your mobile phone (the phone number
will be the Master number):
Register Master-number: #00# (1)
3.3.1 Change Master number
Master sends following SMS message in order to:
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
Change master-number:
#14#NewMasterNumber
(2)
●NewMasterNumber
should be the new Master mobile phone number.
3.3.2 Register Family-number
Up to 4 Family-number can be stored on GSM socket.
Family-number have the authority to send SMS command to switch on or cut off the
SimPal-T420 or SimPal-T20 power output.
🕕
Method
Master sends following SMS message in order to:
Register a Family: #06#Family-Number
# (3)
●Family-Number
should be the User’s mobile phone number.
Check Family number:
Master sending SMS to check Family number: #06# (4)
Delete Family
🕕
Method
Master sends following SMS message in order to:
Delete a Family: #15#Family-Number
# (5)
Delete all Family numbers: #15# (6)
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SimPal-T420/T20 4G POWER SOCKET USER MANUAL
3.4 Pairing slave socket
Master sends SMS to paring slave socket SimPal-T20 with Master SimPal-T420 GSM socket,
before paring, need to make sure T20 reset factory setting, if the T20 already paired with other
T420 before, need to keep press T20 M button for 10 seconds to reset factory setting. Master
send following SMS message in order to:
Pairing Slave socket: #60#name# (7)
After receive SMS reply “Power on “name” socket now！”, plug the T20 socket to main power,
T20 LED flash slowly for some seconds and go to slowly breath status after connected with
T420 socket.
Note
● “name” is the slave socket ID communicate with GSM socket, operate slave socket
by sending SMS request included “name” in SMS command.
● Request different T20 “name” for one GSM socket.
● “Name” only can be English letter or digital number, max 7 characters.
Master sends following SMS message in order to:
Remove slave socket: #71#name# (8)
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