Siemens M1 User Manual
Page 71
70
gsm-m1-e.fm
GSM M1 Module, English: A24859-N4000-A100-1-7677
6.3.96
Technical data
Type:
M1
Housing:
Plastic
Dimensions:
116 x 67 x 30 mm
Weight:
157 g
Memory:
Flash EPROM
Input voltage:
+8 V to +24 V DC
Nominal voltage:
13,2 V DC
Input current:
Max. 500 mA
Class of protection: III
Temperature range: -20 °C to +55 °C (operating)
-40 °C to +70 °C (storage)
Connector:
9-pin DSUB (female) to DIN 41652
Pin assignment:
Logic:
V.24 asynchronous
Baud rates:
2400 - 19200 baud, autobauding
Parity:
None
Character format:
8 data bits
Stop bits:
1
Level:
To CCITT Recommendation V.28
General
V.24 interface
PIN
DIN
EIA
CCITT
Designation
1
M5
DCD
109
Data Carrier Detect
2
D2
RX
104
Receive Data (out)
3
D1
TD
103
Transmit Data (in)
4
S1.2
DTR
108.2
Data Terminal Ready
5
E2
–
102
Signal Ground
6
M1
DSR
107
Data Set Ready
7
S2
RTS
105
Request To Send
8
M2
CTS
106
Clear To Send
9
M3
RI
125
Ring Indicator