Description
range of product | Modicon M340 automation platform. | |
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product or component type | Processor module. | |
number of racks | 2 | |
number of slots | 11 | |
discrete I/O processor capacity | 512 I/O single-rack configuration.. | |
analogue I/O processor capacity | 66 I/O single-rack configuration. 128 I/O multi-rack configuration. | |
number of application-specific channel | 20 | |
monitoring | Diagnostic counters (Modbus). Event counters Modbus. |
control channels | Programmable loops. | |
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integrated connection type | Non-isolated serial link RJ45 character mode, transmission mode: asynchronous in baseband, RS232C, transmission mode: 2 twisted shielded pairs at 0.3–19.2 kbit/s full duplex. Non-isolated serial link RJ45 character mode, transmission mode: asynchronous in baseband, RS485, transmission mode: 1 twisted shielded pair at 0.3–19.2 kbit/s half duplex. Non-isolated serial link RJ45, master/slave Modbus, RTU/ASCII, transmission mode: asynchronous in baseband,. RS232C, transmission mode: 1 twisted shielded pair at 0.3–19.2 kbit/s half duplex. Non-isolated serial link RJ45, master/slave Modbus, RTU/ASCII, transmission mode: asynchronous in baseband, RS485, transmission mode: 1 twisted shielded pair at 0.3–19.2 kbit/s half duplex. USB port at 12 Mbit/s. | |
communication module processor capacity | 2 Ethernet communication modules. 2 AS-Interface module. | |
number of devices per segment | 0…32 (character mode). 0…32 (Modbus). | |
number of devices | 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. | |
maximum 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 | 0…248 for character mode. 0…248 for 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 | Internal RAM: 2048 kB. Internal RAM: 128 kB of data. Internal RAM: 1792 kB program constants and symbols. supplied memory card (BMXRMS008MP) provides backups 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 periodic fast task. 32 event tasks. 1 cyclic/periodic master task. There is 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 for fast tasks. 1.05 ms for the master task. | |
current consumption | 72 mA at 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) | |
net weight | 0.2 kg |
ambient air temperature for operation | 0…60 °C. | |
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relative humidity | 10…95% without condensation. | |
IP degree of protection | IP20 | |
protective treatment | TC | |
directives | 2014/35/EU: Low Voltage Directive. 2014/30/EU: electromagnetic compatibility. | |
product certifications | CE UL CSA RCM EAC Merchant Navy. | |
standards | EN 61131-2. EN/IEC 61010-2-201. UL 61010-2-201. CSA C22.2 No. 61010-2-201. IACS E10. EN/IEC 61000-6-5, interface types 1 and 2,. EN/IEC 61850-3, location G. | |
environmental characteristic | Hazardous location, class I, division 2. |