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Processor Module M340, max 1024 discrete ˄256analog I/O, Modbus, Schneider

Main
range of product	Modicon M340 automation platform
product or component type	Processor module
number of racks	1
number of slots	11
discrete I/O processor capacity	1024 I/O single-rack configuration
analogue I/O processor capacity	256 I/O multi-rack configuration 66 I/O single-rack configuration
number of application specific channel	36
monitoring	Diagnostic counters Modbus Event counters Modbus

Complementary
control channels	Programmable loops
integrated connection type	USB port 12 Mbit/s Non isolated serial link RJ45 character mode asynchronous in baseband RS232C full duplex 0.3...19.2 kbit/s 2 twisted shielded pairs Non isolated serial link RJ45 character mode asynchronous in baseband RS485 half duplex 0.3...19.2 kbit/s 1 twisted shielded pair Non isolated serial link RJ45 Modbus master/slave RTU/ASCII asynchronous in baseband RS232C half duplex 0.3...19.2 kbit/s 1 twisted shielded pair Non isolated serial link RJ45 Modbus master/slave RTU/ASCII asynchronous in baseband RS485 half duplex 0.3...19.2 kbit/s 1 twisted shielded pair
communication module processor capacity	2 Ethernet communication module 4 AS-Interface module
number of devices per segment	32 character mode 32 Modbus
number of devices	2 point-to-point character mode 2 point-to-point Modbus
bus length	0...10 m serial link non isolated character mode segment 0...10 m serial link non isolated Modbus segment 0...1000 m serial link isolated character mode segment 0...1000 m serial link isolated Modbus segment 0...15 m character mode point-to-point 0...15 m Modbus point-to-point
tap links length	<= 15 m serial link non isolated character mode segment <= 15 m serial link non isolated Modbus segment <= 40 m serial link isolated character mode segment <= 40 m serial link isolated Modbus segment
number of addresses	248 character mode 248 Modbus
requests	1 K data bytes per request character mode 252 data bytes per RTU request Modbus 504 data bytes per ASCII request Modbus
control parameter	One CRC on each frame (RTU) Modbus One LRC on each frame (ASCII) character mode One LRC on each frame (ASCII) Modbus
memory description	2048 kB internal RAM 128 kB internal RAM for data 1792 kB internal RAM for program constants and symbols Supplied memory card (BMXRMS008MP) for backup of programs, constants, symbols and data
maximum size of object areas	128 kB unlocated internal data 16250 %Mi located internal bits 32464 %MWi internal words located internal data 32760 %KWi constant words located internal data
default size of object areas	128 %KWi constant words located internal data 256 %Mi located internal bits 512 %MWi internal words located internal data
application structure	1 cyclic/periodic master task 1 periodic fast task 32 event tasks No auxiliary task
execution time per instruction	0.18 µs Boolean 0.26 µs double-length words 0.38 µs single-length words 1.74 µs floating points
number of instructions per ms	4.2 Kinst/ms 65 % Boolean + 35 % fixed arithmetic 5.4 Kinst/ms 100 % Boolean
system overhead	0.2 ms fast task 1.05 ms master task
current consumption	72 mA 24 V DC
supply	Internal power supply via rack
marking	CE
status LED	1 LED green processor running (RUN) 1 LED red I/O module fault (I/O) 1 LED red memory card fault (CARD ERR) 1 LED red processor or system fault (ERR) 1 LED yellow activity on Modbus (SER COM)
product weight	0.2 kg