Manual

Operating Instructions – MOVIMOT® MM03C - MM3XC
153
12
Integrated RS-485 interface
Technical Data of Standard Design
URM voltage
relay
12.4 Integrated RS-485 interface
12.5 Assignment of internal braking resistors
Voltage relay
Part number 827 601 3
Function Implements quick application of mechanical brake
Enclosure IP20
Rated voltage V
rated
36 V
DC
...167 V
DC
(brake coil 88 V
AC
...167 V
AC
)
Brake current I
N
0.75 A
Ambient temperature -25...60 °C
Switch-off time t
off
(separation on DC
side)
approx. 40 ms
RS-485 interface
Standard RS-485 to EIA standard (with integrated dynamic terminating resistor)
Baud rate 9.6 kbaud
31.25 kbaud (in conjunction with fieldbus interfaces MF..)
Start bits 1 start bit
Stop bits 1 stop bit
Data bits 8 data bits
Parity 1 parity bit, supplementing to even parity
Data direction Unidirectional
Operating
mode
Asynchronous, half-duplex
Timeout inter-
val
1 s
Line length max. 200 m in RS-485 operation at 9,600 baud
Max. 30 m with transmission rate: 31,250 baud
1)
1) Transmission rate 31,250 baud is detected automatically when operating with fieldbus interface MF...
Number of
stations
• max. 32 stations (1 bus master
2)
+ 31 MOVIMOT
®
) broadcast and group addresses
possible
• 15 MOVIMOT
®
individually addressable
2) Ext. control or MBG11A, MWA21A or MLG..A option
MOVIMOT
®
type Braking resistor Part number
MM03 to MM15 BW1 822 897 3
1)
1) Two screws M4 x 8, included in delivery
MM22 to MMM3X BW2 823 136 2
1)
P
i
f
kVA
Hz
n