5
DS100-1 May ’07
www.rfsolutions.co.uk
©
2007 REG No 277 4001, ENGLAND.
Page 5
GSM & GPRS Modem
A cable, included in the package shall be used for power supply connection:
I/O
Parameters Min
Typical
Max Remark
I/O In LOW voltage
0.5V
I/O In HIGH voltage
3V
5V
I/O out max. sink current
5mA
Internal 1k resistor in series
INTR
Parameters Min
Typical
Max Remark
Input LOW voltage
0
0.5V
Triggered by pulling this pin to
LOW level ; otherwise leave it
open
•
Please refers to Chapter 6 Appendix for using I/O and INTR signals. Contact your dealer if you need
wire for the I/O and INTR connection
1.2.5 Optional
accessories
You may contact your sales agent for the following optional accessories:
External antenna
- Magnetic mount type
- Frequency GSM 900/1800 band
- Gain 3db
- VSWR < 1.5:1
- Height ~ 236 mm (including magnetic base)
- Cable : Type RG-174U length 2.5m
Fuse holder
Fuse rating :
Connector Micro-Fit 3.0
Stripped wire
5-32V DC
Supply
