Specifications

MC35i Terminal Hardware Interface Description
Confidential / Released
s
MC35i_T_HD_v02.00a Page 32 of 42 16.02.2007
5 Electrical and environmental characteristics
Table 15: Absolute maximum ratings
Parameter Port / Description Min. Max. Unit
Supply voltage PLUS -50 30 V
Overvoltage PLUS / for 1min 33 V
Input voltage for on/off
Control lines
/IGT_IN, /PD_IN -5 30 V
/TXD, /DTR, /RTS -20 +20 V RS-232 input voltage range
/RXD, /CTS, /DSR, /DCD, /RING -0.3 +5.3 V
Microphone input line
voltage
MICP, MICN -0.3 +10 V
Earpiece input voltage EPP, EPN -0.3 +3.3 V
Immunity against discharge
of static electricity
all connectors (lines) -8 +8 kV
Protection Class IP40 (avoid exposing MC35i Terminal to
liquid or moisture, for example do not use
it in a shower or bath)
IP 40
Mechanical vibrations
amplitude
@ 5-200Hz 7.5 mm
Mechanical pulse-
acceleration
@ 18 ms duration 30 g
Table 16: Operating supply voltage for MC35i Terminal
Parameter Min Typ Max Unit
Supply voltage PLUS
measured at (6-pole)
western jack plug (1 to 6)
7.6 lowest voltage
(minimum peak) incl.
all ripple and drops
12 30 V