Sèvè Aparèy Ethernet MegaTec Net485-Y
Entwodiksyon
Karakteristik
Net485 is to convert RS232 signals of [MegaTec] and other protocols to RS422 or RS485 signals.
Karakteristik:
- CPU is ARM 266MHz 32Bit, system clock is 208MHz, flash memory is 4M, SDRAM is 16M, and built-in watchdog.
- Net485 normal operating temperature and humidity range is 0℃ to 50℃ and 5% to 95%.
- FCC, Class B, CE, Rosh approved.
Espesifikasyon pouvwa
Atik | Minimòm | Maksimòm |
DC Antre Voltage | +5.3V | +40V |
DC Antre Kouran | 3W Maksimòm |
Plasman PIN
PIN | Antre / Sòti | Deskripsyon |
P1 GND | GND | PIN tè |
P2 Power In | Antre | DC pouvwa D' |
P3 RS232_TXD | Sòti | +5.5V and -5.5V Voltagnivo e pou RS232 |
P4 RS232_RXD | Antre | -3V to -15V for logic ‘1’, +3V to +15V for logic ‘0’ |
P5-P7 No USE | ||
P8 SNMPSIG | NET485 card plug in detect, connect to PIN 10 | |
P9 GND | GND | PIN tè |
P10 SNMPSIG | NET485 card plug in detect, connect to PIN 8 | |
P11 RS232_DCD | Antre | +/-3V to +/-15V for RS232 |
P12 RS232_DTR | Sòti | +5.5V and -5.5V for RS232 |
P13 RS232_DSR | Antre | +/-3V to +/-15V for RS232 |
P14 RS232_RTS | Sòti | +5.5V and -5.5V for RS232 |
P15 RS232_CTS | Antre | +/-3V to +/-15V for RS232 |
P16 RS232_RI | Antre | +/-3V to +/-15V for RS232 |
P17-P26 No Use |
Espesifikasyon siyal
Antre reseptè
PARAMÈT | KONDISYON | MIN | TYP | MAX |
Antre Voltage Range | -25V | +25V | ||
Papòt Antre ki ba | TA=±25℃ | +0.6V | +1.2V | |
Papòt Antre segondè | TA=±25℃ | +1.5V | +2.4V | |
Antre isterèz | 0.3V | |||
Rezistans Antre | TA=±25℃ | 3 k ohm | 5 k ohm | 7 k ohm |
Sòti Transmetè
PARAMÈT | KONDISYON | MIN | TYP | MAX |
Sòti Voltage Balanse | All transmitter outputs loaded with 3k ohm to ground | ± 5.0V | ± 5.4V | |
Rezistans Sòti | TA=±25℃ | 300 | 10M | |
Sòti Kout-Circuit | ± 35mA | ± 60mA | ||
Kouran |
Spesifikasyon gwosè
Kat Entèn Net485-Y
Dimansyon | 137.7mm (L) × 60mm (W) × 43.0mm (H) |
Pwa | 53g±2g |
Konektè | Dwèt an lò 26 pin |
Kat Ekstèn Net485-Y
Dimansyon | 156mm (L) × 82mm (W) × 32mm (H) |
Pwa | 195g±2g |
Net485-Y Adapter
Dimansyon | 42.15mm (L) × 31.08mm (W) × 17.38mm (H) |
Pwa | 12.8g±2g |
Itilizasyon
Anviwònman faktori
Net485 will be set according to the parameters related to the receiving data side provided by the user before shipping. Because the Net485 parameter setting requires the user to use a direct serial cable (1 to 1, 2 to 2… 9 to 9) connected to the computer side and set up using HyperTerminal. The external card requires the user to remove the case. To see the advanced user settings,
Tanpri kontakte sipò teknik nou an.
Itilizatè òdinè yo bezwen bay paramèt sa yo lè konpayi nou an resevwa yo pou yo ka fè paramèt faktori yo;
RS232 | RS422 | RS485 | |
Adrès Aparèy | 01 (Valè pa Defo) | 01 | 01 |
MODBUS Connection Mode | RTU (Valè Defo) | RTU | RTU |
RS Baud Rate | 9600 (Valè pa Defo) | 9600 | 9600 |
Kalite Koneksyon RS | RS232 (Default Value) | RS485 | RS485 |
Mwatye Duplex / Full Duplex | Full Duplex (Default Value) | Duplex konplè | Mwatye Duplex |
Nivo elektrik kominikasyon seri | Mòd nòmal (Valè Default) |
Mòd nòmal | Mòd nòmal |
Aplikasyon
Users can connect Net485 to UPS and MODBUS receiver or PC for testing.
Kontni sa a se yon ansyenample of [Modscan] software testing.
If you connect Net485 to PC side for testing, you need to prepare your own RS485 to RS232 cable. You can refer to the following diagram for the connection method.
- Run [Modscan], click Connection, select the PC serial port connected to the Net485 output, and Modbus related settings. As shown in the figure.
- Select the holding register and start address to view done yo resevwa.
- Look up the UPS data represented by the corresponding address bit in the provided register address file.
Dokiman / Resous
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