Optoelectronic Displays

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EM 277 PROFIBUS-DP Module is an intelligent expansion module which connects S7-200 CPU to PROFIBUS-DP net by Serial I/O


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Detail description
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As a DP substation, EM277 Module receives different I/O configurations from main station,? sends and receives different quantites Data, it is convenient for customer to revise the transferred data to suit for the request of practical application.
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Advantage
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1. Support S7-200 PLC( such as CPU 224, 224XP)
2. Support S7-300 CPU with DP main station function
3. RS-485 communication and self suit for 9.6kbps-12mbps
4. Max. support 99 DP substations
5. RS-485 port with Photoelectric isolation, over-current protection
6. Power supply with reverse connection protection and surge absorption.
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Specification
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Model | ?EM277 PROFIBUS-DP Module |
Description | Be used in distributed I/O system with PROFIBUS-DP interface
Optical isolation, Stable |
Module feature |
Port | 1 |
Port Type | RS-485 |
Protocol | PROFIBUS-DP |
PROFIBUS-DP Speed | 9.6, 19.2, 45.45, 93.75, 187.5 and 500Kbps
1.5, 3, 6 and 12Mbps |
Net Ability |
Sub-station address setting | 0 to 99(setting by rotary switch) |
Max Sub-station per Net section | 32 |
Max Sub-station per Net | 126, but just 99 EM277 Sub-station |
Cable Length |
Below 93.75kbps | 1200 meters |
187.5kbps | 1000 meters |
500kbps | 400 meters |
1-1.5Mbps | 200 meters |
3-12Mbps | 100 meters |
24V DC input power |
Voltage range | 20.4-28.8V DC |
MAX. Current consume (24VDC) | 70mA |
Isolation( Input power with Logic circuit) | 500V |
Power Supply consume |
5V DC consume on BUS | 150mA |
Dimension (length x width x hight) | 71 x 80 x 62 |
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