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HAMGSM133
15/12/2011
©
Velleman nv
14
11.
Troubleshooting
Problem
Possible reason
Possible solution
Green LED LD5 is off
No supply tension or inverted
polarity
Check power supply cable
Green LED LD5 flashes
cyclically at 1 Hz frequency
No GSM network available or
signal not strong enough
Change the position of the
external GSM antenna
The device does not send a reply
to the configuration SMS
Reply to the message with
command RISP is disabled or
there is no credit in the SIM
Card.
Do not use the RISP command
in the SMS, or recharge the SIM
Card.
During the first start-up LEDs LD1
and LD3 do not light up
alternatively
The device has already been
started
Completely reset the device
using the RES command.
The device does not react to the
call from an enabled number
The mobile used for the call has
a hidden ID
Enable sending caller ID on the
used mobile phone
The device cannot engage in the
GSM network
The PIN on the SIM Card has
not been disabled
Disable the PIN request from
the SIM Card
12.
Technical specifications
GSM/GPRS module
SIM900 Quad (850/900/1800/1900MHz)
GPRS multi-slot
class
10/8
mobile station class
B
output power
class 4
2W @ 850-900MHz
class 1
1W @ 1800-1900MHz
power supply
9 to 32 Vdc stabilized (or Li-Ion battery 800~1000mAh (not incl.))
current
50mA (idle), 1A max.
relay outputs
2 (to control low tension loads), type SELV (<60Vdc)
max. current relay contacts
10A
digital inputs
2 (logic 1 = 5~32Vdc; logic 0 = 0Vdc
master users
8
dimensions
103 x 67 x 28mm (L x W x H)
weight ±100g
operating temperature
-10 ~ 55°C (14 ~ 131°F)
Use this device with original accessories only. Velleman nv cannot be held responsible in
the event of damage or injury resulted from (incorrect) use of this device.
For more info concerning this product and the latest version of this user manual, please
visit our website
www.velleman.eu
.
The information in this manual is subject to change without prior notice.
©
COPYRIGHT NOTICE
This manual is copyrighted. The copyright to this manual is owned by Velleman nv.
All
worldwide rights reserved. No part of this manual may be copied, reproduced, translated or reduced
to any electronic medium or otherwise without the prior written consent of the copyright holder.