National Instruments NI UES-3880 инструкция обслуживания

NI UES-3880 Hardware Inst allation Guide First Edition, Sept 2007 P/N: 1802003080110[...]

— 1 — Overview The NI UES-3880 is a smart Ethernet switch that provides an econom ical solution for your Ethernet connections . As an added bonus, the built-in smart alarm function helps system maintainers monitor the health of your Et hernet network. The NI UES-3880 has a wide operating tem perature range of -40 to 75ºC, and is designed to wi[...]

— 2 — Panel Layout V1 V2 INPUTS: 24 VDC PWR2 V2+ V2- V1- V1+ FAULT PWR1 12345678 ON DIP PORT ALARM T op Panel View 1 2 3 4 Rear Panel View 1 2 13 12 12 Front Panel View 8 9 10 2 5 6 7 11 1. Grounding screw 2. Terminal block for power inputs PWR1/PWR2 and relay output 3. Heat dissipation orifices 4. DIP switches 5. Power input PWR1 LED 6. Power [...]

— 3 — Mounting Dimensions (unit = mm) Rear View Side View Front View + + 9.75 13.90 5 10 10 26 6 Panel Mount Kit (unit = mm) 135.00 13.10 15.10 21.00 105.00 + + 25.40 13.90 18.20 25.71 23.15 7.75 30.50 7.75 + + + + + + + + + + 3.50 6.00 3.50 6.00 39.37 46.77 135.00 30.00 9.50 + + + + + + + + + + 54.00 13 18 13[...]

— 4 — DIN-rail Mounting The aluminum DIN-rail attachment plat e should already be fixed to the back panel of the switch when you take it out of the box. If you need to reattach the DIN-rail attachment plate, make sure th e stiff metal spring is situated towards the top, as shown in the figures below. STEP 1 : Insert the top of th e DIN-rail int[...]

— 5 — STEP 3 : Once the screws are fixed in the wall, insert the four screw heads through the large parts of the keyhole-shaped apertures, and then slide the NI UES-3880 downwards, as indicated. Tighten the four screws for added stability. ⇒ Wiring Requirements WARNING Do not disconnect modules or wires unless the power supply has been switch[...]

— 6 — You should also pay attention to the following item s: y Use separate paths to route wiring fo r power and devices. I f power wiring and device wiring paths m ust cross, ma ke sure the wires are perpendicular at the intersection point. y NOTE: Do not run signal or communications wiring and power wiring in the same wire conduit. To avoid i[...]

— 7 — T op V iew Front View STEP 1 : Insert the negative/positive DC wires into the V-/V+ terminals. STEP 2 : To keep the DC wires from pulling loose, use a small flat-blade screwdriver to tighten the wire-clamp screws on the front of the terminal block connector. STEP 3 : Insert the plastic terminal block connector prongs into the terminal blo[...]

— 8 — RJ45 (8-pin) to RJ45 (8 -pin) Cross-O ver Cable Wiring Cross-Over Cable RJ45 Plug Pin 1 Switch Port (NIC Port) RJ45 Connector RJ45 Connector Tx+ Tx- Rx+ Rx- (Rx+) (Rx-) (Tx+) (Tx-) (Tx+) (Tx-) (Rx+) (Rx-) Switch Port (NIC Port) Cable Wiring 3 1 6 2 1 3 2 6 Rx+ Rx- Tx+ Tx- Redundant Power Inputs Both power inputs can be connected sim u lta[...]

— 9 — LED Indicators The front panel of the NI Switch contai ns several LED indicators. T he function of each LED is described in the table below. LED Color State Description On Power is being supplied to power input PWR1 PWR1 AMBER Off Power is not being supplied to power input PWR1 On Power is being supplied to power input PWR2 PWR2 AMBER Off[...]

— 10 — where it is not needed. Packets that are used in maintaining the operation of the network (such as the occasional multi-cast packet) are fo rwarded to all ports. The NI UES-3880 operates in the store-and-for ward switching mode, which eliminates bad packets and enables p eak performance to be achieved when there is heavy traffic on the n[...]

— 11 — Specifications T echnology Standards IEEE802.3, 802. 3u, 802.3x Forward and Filtering Rate 148810 pps Packet Buffer Memory 256 KB Processing T ype Store and Forw ard, with IEEE802.3x full duple x, back pressure flow control Address T able Size 1K uni-cast addresses Latency Less than 5 μ s Interface RJ45 Ports 10/100BaseT(X) auto negotia[...]

— 12 — Technical Support and Professional Services Visit the following sections of th e National Instruments Web site at ni.com for technical support and professional services: • Support— Online technical support resources at ni.com/support include the following: Self-Help Resources— For answers and solutions, visit the award-winning Nati[...]

— 13 — Worldwide Technical Support and Product Infor mation ni.com National Instruments Corporate Headquarters 11500 North Mopac Expressway Austin, Texas 78759-3504USATe l: 512 683 0100 Worldwide Offices Australia 1800 300 800, Austria 43 662 457 990-0, Belgium 32 (0) 2 757 0020, Brazil 55 11 3262 3599, Canada 800 433 34 88, China 86 21 5050 98[...]