European Article Number 4016779711548 Dimensions 54 mm x 76 mm x 68 mm ID 1SAP140100R0200 Name PM581 Produced in - Сustoms Tariff Code 85389091 Weight 0.14 kg Analog I/Os Limit 160AI, 160AO Local, max. 10 expansion modules User Program Datasize 256 kB Display LCD Connections CPU with Local IO - on I/O-Bus Serial Port №1 RS232 / RS485 configurable, Programing, Modbus Master or slave, ASCII, CS31 Master Display Lines 1 RTC Yes LEDs Quantity 3 Data Interface Serial/FiedlBusPlug User Datasize 416 kB Ingress Protection Rating IP20 User Program Memory Type Flash EPROM, non-volatile RAM, SD Card Serial Port №2 RS232 / RS485 configurable, Programing, Modbus Master or slave, ASCII Nominal Voltage 24 V DC Input Voltage 24 V DC DIN Mounting TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 User Memory Type Flash EPROM Software PS501-PROG Control Builder Plus Power Supply 24 V DC Communications Modbus RTU, CS31 Master, ASCII Data Interface Serial interfaces for communication and programming Digital I/Os Limit 320DI, 240DO/DC Local, max. 10 expansion modules Secondary Current Strength 0.2 A Communication Rate Speed for 1000 instructions of Logic = 0.05 0.05 msSpeed for 1000 instructions of Word = 0.05 0.06 msSpeed for 1000 instructions of Floating-point = 0.5 0.50 ms Function Keys 8 Mounting Style Horizontal, Vertical possible with derating