MODEL277B (MM,ST)
Serial to Fiber Converter
RS-422/485 to optic fiber, Multi-Mode, ST, 2Km
- 1 x Seri (RS-232, RS-422/485 veya RS-232/422/485) ve 1 x Fiber port
- "Zero Time Delay" ve "Automatic forwarding" desteği
- 12-48VDC (MODEL277)
- 5VDC, -48VDC, 220VAC (MODEL277A ve MODEL277B)
- -40~75℃ (MODEL277) ve -10~60℃ (MODEL277A ve MODEL 277B)
| MODEL277 (MM,SC) | RS-232/422/485 to optic fiber, Multi-Mode, SC, 2Km, 12-48VDC |
| MODEL277 (MM,ST) | RS-232/422/485 to optic fiber, Multi-Mode, ST, 2Km, 12-48VDC |
| MODEL277 (SM,SC) | RS-232/422/485 to optic fiber, Single-Mode, SC, 20Km, 12-48VDC |
| MODEL277 (SM,ST) | RS-232/422/485 to optic fiber, Single-Mode, ST 20Km, 12-48VDC |
| MODEL277A (MM,SC) | RS-232 to optic fiber, Multi-Mode, 2Km, SC, 5VDC |
| MODEL277A (MM,ST) | RS-232 to optic fiber, Multi-Mode, 2Km, ST, 5VDC |
| MODEL277A (SM,SC) | RS-232 to optic fiber, Single-Mode, 20Km, SC, 5VDC |
| MODEL277A (SM,ST) | RS-232 to optic fiber, Single-Mode, 20Km, ST, 5VDC |
| MODEL277B (MM,SC) | RS-422/485 to optic fiber, Multi-Mode, 2Km, SC, 5VDC |
| MODEL277B (MM,ST) | RS-422/485 to optic fiber, Multi-Mode, 2Km, ST, 5VDC |
| MODEL277B (SM,SC) | RS-422/485 to optic fiber, Single-Mode, 20Km, SC, 5VDC |
| MODEL277B (SM,ST) | RS-422/485 to optic fiber, Single-Mode, 20Km, ST, 5VDC |
| Çalışma Sıcaklığı | : | -10/+60C |
| Toplam Port Sayısı | : | 2 |
| RS-422/485 | : | 1 |
| Konnektör Tipi | : | DB9 Female |
| 100BaseFX | : | 1 |
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Fiber Port |
Number of interfaces: 1 Interface form: optional SC/ST/FC port Transmission distance: Multimode: 2km Single mode: 20/40/60/80/100/120Km Transmission wavelength: Multimode: 1310nm Single mode: 1310nm or 1550nm
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| Serial Port |
Standards: EIA RS-232C, RS-485, RS-422 Number of interfaces: Support 1 RS-232, RS-485/422 or 3IN1 serial port RS-232 signals: OUT, IN, GND RS-485 signals: D+, D-, GND RS-422 signals: T+, T-, GND, R+, R- Baud rate: 300bps-115200bps MODEL277 interface form: RS-232/485/422 serial port, adopts 8-pin 5.08mm pitch terminal blocks MODEL277A interface form: RS-232 serial port, DB9 female MODEL277B interface form: RS-485/422 serial port, adopts 5-pin 5.08mm pitch terminal blocks Direction control: RS-485 direction adopts ADDC (Automatic Data Direction Control) technology Load capacity: RS-485/422 end supports 32 points polling environment (customizable 128 points) Transmission distance: RS-232, 15m; RS-485/422, 1200m RS-485 pull high/low resistor: 4.7kΩ
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LED Indicator
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Power supply indicator, fiber port data receiving and alarm indicator, fiber port data sending indicator |
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Power Requirement
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MODEL277 Input power supply: 12～48VDC Connection mode: 2-pin 5.08mm pitch terminal blocks MODEL277A, MODEL277B three optional power supply solutions External power supply: 5VDC, adopts DC round head for connection, MODEL277B supports 2.0A overcurrent protection Built-in power supply: -48VDC, adopts 3-pin 5.08mm pitch terminal blocks; 220VAC, adopts 3-hole AC socket with switch
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Environmental Limit |
MODEL277: Operating temperature: -40～75℃ Storage temperature: -40～75℃ Relative humidity: 5%~95% (no condensation) MODEL277A, MODEL277B: Operating temperature: -10~60℃ Storage temperature: -40～85℃ Relative humidity: 5%～95% (no condensation)
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Physical Characteristic |
Housing: IP30 protection grade, metal shell Installation: wall mounting or DIN-Rail mounting (DIN-Rail accessories should be purchased separately) MODEL277 dimension (W×H×D): 100mm×69mm×22mm MODEL277A, MODEL277B dimension (W×H×D): External power supply: 94mm×70.6mm×26mm Built-in power supply: 173.2mm×115mm×30mm
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Certification |
CE, FCC, RoHS |
