Specifications Of The Ma 21; General Specifications Of The Ma 21 - Leuze electronic MA 21 Technical Description

3

Specifications of the MA 21

3.1

General specifications of the MA 21

Electrical data
Interface type (selectable)
Service interface
Switching input (only MA 21 100.2) 12 ... 36 V DC
Operating voltage
Power consumption
Operating voltage of
external devices
Indicators
RDY LED - green
ERR LED - yellow
ACT LED - red
DTR LED - green
Mechanical data
Protection class
Weight
Dimensions (H x W x D)
Housing
Environmental data
Operating temperature range
Storage temperature range
Air humidity
Vibration
Shock
Electromagnetic compatibility
Leuze electronic
Specifications of the MA 21
RS 232, with electrical isolation (MA 21 110)
RS 422, with electrical isolation (MA 21 130)
RS 485, with electrical isolation (MA 21 100)
RS 485 multiNet, with system connection and
electrical isolation (MA 21 100.2)
TTY, with electrical isolation (MA 21 120)
RS 232 internal, with data format,
9600 Bd, 8 data bits, no parity, 1 stop bit
9-pin Sub-D connector
18 ... 36 V DC
max. 9 VA with IDS
max. 4 VA without IDS
5.2 V DC ± 5 % (not for MA 21 100.2)
max. 0.8 A
see "Indicator LEDs" on page 14
Power
Error message
Transparent mode
Data transmission
IP 65
640 g
130 x 90 x 93 mm
diecast aluminium
0 °C ... +50 °C
-20 °C ... +60 °C
max. 90 % rel. humidity, non-condensing
tested acc. to IEC 68.2.6
tested acc. to IEC 68.2.27
tested acc. to IEC 801
MA 21 7