Products
DV-1904 RS485 HUB

Classification:
Terminal power supply series
● 600W lightning surge protection; ● One way is divided into one/two/three/four ways, the thickness is only 18.3mm; ● Full isolation between input/output/power/channel; ● DIN rail mounting, pluggable terminals.
Number of channels:
1input/1output, 1input/2outputs, 1input/3outputs, 1input/4outputs
Input:
RS485
Power distribution:
Output:
RS485
Power supply mode:
24VDC

Product Details
Technical parameters
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General | |
Number of channels | 1input/1output;1input/2outputs;1input/3outputs;1input/4outputs |
work pattern | Asynchronous half duplex |
Transfer rate | 300bps ~ 115.2Kbps |
Transmission distance | 0 ~ 1.2Km(115.2bps ~ 300bps) |
Dielectric strength | 1500VAC/1min,2mA |
Insulation resistance | ≥100MΩ;500VDC |
Electromagnetic compatibility | Compliant with GB/T18268 (IEC61326-1) |
Weight | About 90g |
Input data | |
Input signal | RS-485 signal compliant with EIA/TIA standards |
Output data | |
Output signal | RS-485 signal compliant with EIA/TIA standards |
Power supply | |
Supply voltage(Ue) | 24VDC±25% |
Power protection | Reverse protection of power supply |
Power consumption | <1W |
Power supply mode | Independent power supply |
Power connecting mode | Terminal power supply;Base power supply |
Overall dimension | |
height | 110mm |
width | 108mm |
Thickness | 18.3mm |
Housing | |
Material | PC+ABSflame retardant |
Degree of protection | IP20 |
Flammability rating | UL94/V0 |
Colour | white+grey |
EMC data | |
Electrical fast transient/burst immunity | compliant with:IEC 61326-1;A-leve |
Surge immunity | compliant with:IEC 61326-1;B-leve |
Radiated,radio-frequency,electromagnetic field immunity | compliant with:IEC 61326-1 |
Electrostatic discharge immunity | compliant with:IEC 61326-1;A-leve |
Immunity to conducted disturbances, induced by radio-frequency fields | compliant with:IEC 61326-1 |
Immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz | compliant with:IEC 61326-1 |
Operating conditions | |
Ambient temperature | -20℃~+60℃ |
Storage temperature | -40℃~+80℃ |
Relative humidity | <90% RH (no condensate) |
Environmental requirements | The air should not contain any medium corrupting the coat of chrome,nickel and silver.Moreover,violent quiver and impact or any cause of electromagnetic induction (such as big current or spark,etc.)must be avoided when using |
Connection data | |
Conductor cross section solid range | 0.5~2.5mm² |
Conductor cross section AWG min. | 12 |
Conductor cross section AWG max. | 24 |
Stripping length | 8mm |
Screw thread | M3 |
Connection method | Screw connection |
Tightening torque min. | 0.5 Nm |
Tightening torque max. | 0.6 Nm |
Installation | |
Installation method | DIN35mm |
外形尺寸 | |||
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General | |
Number of channels | 1input/1output;1input/2outputs;1input/3outputs;1input/4outputs |
work pattern | Asynchronous half duplex |
Transfer rate | 300bps ~ 115.2Kbps |
Transmission distance | 0 ~ 1.2Km(115.2bps ~ 300bps) |
Dielectric strength | 1500VAC/1min,2mA |
Insulation resistance | ≥100MΩ;500VDC |
Electromagnetic compatibility | Compliant with GB/T18268 (IEC61326-1) |
Weight | About 90g |
Input data | |
Input signal | RS-485 signal compliant with EIA/TIA standards |
Output data | |
Output signal | RS-485 signal compliant with EIA/TIA standards |
Power supply | |
Supply voltage(Ue) | 24VDC±25% |
Power protection | Reverse protection of power supply |
Power consumption | <1W |
Power supply mode | Independent power supply |
Power connecting mode | Terminal power supply;Base power supply |
Overall dimension | |
height | 110mm |
width | 108mm |
Thickness | 18.3mm |
Housing | |
Material | PC+ABSflame retardant |
Degree of protection | IP20 |
Flammability rating | UL94/V0 |
Colour | white+grey |
EMC data | |
Electrical fast transient/burst immunity | compliant with:IEC 61326-1;A-leve |
Surge immunity | compliant with:IEC 61326-1;B-leve |
Radiated,radio-frequency,electromagnetic field immunity | compliant with:IEC 61326-1 |
Electrostatic discharge immunity | compliant with:IEC 61326-1;A-leve |
Immunity to conducted disturbances, induced by radio-frequency fields | compliant with:IEC 61326-1 |
Immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz | compliant with:IEC 61326-1 |
Operating conditions | |
Ambient temperature | -20℃~+60℃ |
Storage temperature | -40℃~+80℃ |
Relative humidity | <90% RH (no condensate) |
Environmental requirements | The air should not contain any medium corrupting the coat of chrome,nickel and silver.Moreover,violent quiver and impact or any cause of electromagnetic induction (such as big current or spark,etc.)must be avoided when using |
Connection data | |
Conductor cross section solid range | 0.5~2.5mm² |
Conductor cross section AWG min. | 12 |
Conductor cross section AWG max. | 24 |
Stripping length | 8mm |
Screw thread | M3 |
Connection method | Screw connection |
Tightening torque min. | 0.5 Nm |
Tightening torque max. | 0.6 Nm |
Installation | |
Installation method | DIN35mm |
外形尺寸 | |||
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Signal isolator
2023-09-19
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