Other Commands; Connections For A Wallas Heater; Frequently Asked Questions - wallas 4430A Installation And Operation Instruction Manual

D30061

Other commands

"S" status
This command provides an overview of the status of the 4430 unit. The 4430 unit
sends the status data as a text message to the phone of the person sending the
enquiry.
An example of the data received in response to the "1234 S4" command:
Response text message:
Wallas: Heater is off.
Local control.
switch.
Set temp:16C
Read temp:25C
Volt:12.0V
GSM12A+ V3.4

Connections for a Wallas heater

TXU Data to Wallas
RXI Data from Wallas
GND Wallas Data grounding
T1 Temperature signal input
T2 Temperature signal 2 input
GND Normal grounding
I1 Input 1
I2 Input 2
S Signal
GND Grounding
+12V Output 7 – 15 VDC
GND Grounding
R1 Relay 1
R1 Relay 1
R2 Relay 2
R2 Relay 2
4430 takes power from the Wallas heater's control panel

Frequently Asked Questions

No signal LED:
• Check whether the power source is connected correctly
• Check the accumulator charge
• Check the signal
• Check the aerial connection
The green LED flashes with short intervals:
• Check whether the Mini-SIM card is in place
• Check if the PIN code has been disabled
• Check whether the SIM card is valid
The LED colour is red:
• Wait for 2 – 3 seconds for the unit to automatically restart.
If it stays on, try to restart the 4430 unit by disconnecting the power source for
•
10 seconds.
• Please contact the equipment dealer.
4430A
Operation
The heater has been stopped
The heater has been adjusted with the equipment control
The user-set temperature is 16°C
The measured temperature of the room is 25°C
The voltage is 12.0 V
Remote starter's software version
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10 pin connector
10 pin connector
10 pin connector
10 pin connector
10 pin connector
10 pin connector
10 pin connector
10 pin connector
10 pin connector
10 pin connector
6 pin connector
6 pin connector
6 pin connector
6 pin connector
6 pin connector
6 pin connector
en
490538A