TEMPERATURE RATINGS: Terminal Housing: 290 C (554 F) UL94VO Housing: 115 C (239 F) UL94VO

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1 The KO4300 Series Enclosures feature high density double level terminals making them ideal for many electronic applications. They are small to medium in size ranging from 6 to 64 terminals. There are 4 widths available each having a short and tall version. Terminal styles are available in fixed scew terminals, pluggable screw terminals or pluggable spring clamp terminals. MTERILS Housing Shell: Polycarbonate, 0% Glass Filled Terminal Housing: Polyamide, 40% Glass Filled Terminal: Tin-plated Steel (spring terminal: stainless steel) Standard TEMPERTURE RTINGS: Terminal Housing: 2 C (554 F) UL94VO Housing: 5 C (239 F) UL94VO PROTECTION KO4300 series enclosures have an IP20 rating (finger protected) and meet VBG4 and other European accident prevention requirements. CONSTRUCTION The KO4300 enclosure series housings are supplied as unassembled kits. Each kit consists of a housing base, terminal cover side parts, terminal blocks and a front plate. The double level terminal design keeps the enclosure width to a minimum freeing valuable DIN rail space. The terminals are machine solderable with right angle pins. Integral printed circuit board guides are molded into the housing base to help with proper board insertion and containment. Boards are mounted vertically in the enclosure, perpendicular to the DIN rail. TERMINLS Rising clamp screw terminals are used with the KO4300 series enclosures. Wires to be terminated are squeezed between the bottom of the rising clamp and the terminal strip for reliable, gas-tight connections. The terminals can be machine soldered to the board in the same step as the other components to save time and labor. ll terminals have funnel shaped wire openings to eliminate wire fraying. The terminal screws can be turned with a flat tip or a #2 Philips screwdriver. Pluggable screw clamp and spring clamp terminals are also available. 3mm wide flat blade screwdriver should be used to open the spring terminal for wire insertion. MOUNTING The KO4300 series can easily be mounted on standard mm DIN rail by means of the integral mounting foot and DIN clip. Base Housing Shown KO4300 DIN Enclosure 6 Terminal, Side Parts Terminal Block PCB ssembly (not included) Front Plate CUSTOMIZTION Many custom options are available for the KO4300 series enclosures. Some of the available options are: Partial terminal loading Side ventilation slots Internal/External bus connections Machining of custom holes PCB grounding to the DIN rail RJ45 and DB9 openings in front plate HOUSING SSEMBLY Place all assemblies on a level surface Terminal blocks should be pre-assembled on the PCB Push the side parts over the terminal blocks ensuring that the guide pins of the terminal blocks slide into the holes of the side parts Snap the front plate onto the pre-mounted side parts Slide the PCB of the upper section into the guide groves of the base Slide the upper section into the base. Make sure that the wall areas overlap correctly and the guide element of the base slides in the mating recess of the base. Push the assembly completely together so that the clips on the side parts snap into the recesses in the base ltech Corp. Royal Road Flemington, NJ Phone (8) FX (8)

2 6 Terminal 6 Terminal Tall TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), (2) Vertical mm TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), (2) Vertical mm ORDERING INFORMTION Part Number Type PCB Connection.0 KO4323 Machine Solder.3 KO4323stS Machine Solder.5 KO4323stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ORDERING INFORMTION Part Number Type PCB Connection. KO4303 Machine Solder.93 KO4303stS Machine Solder.95 KO4303stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) ENCLOSURE DRWING (To convert to inches divide by 25.4.) 6 - Printed Circuit Board x 43.6 Shown with Printed Circuit Board x Shown with PCB DRWING (To convert to inches divide by 25.4.) PCB DRWING (To convert to inches divide by 25.4.) 3x5=5 6x thick height 5mm solder side, 5.mm component side, 3x5= x thick height 5mm solder side, 5.mm component side, ltech Corp. Royal Road Flemington, NJ Phone (8) FX (8)

3 32 Terminal 32 Terminal Tall TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), ORDERING INFORMTION (4) Vertical mm Part Number Type PCB Connection.0 KO4324 Machine Solder.3 KO4324stS Machine Solder.5 KO4324stK Machine Solder TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), ORDERING INFORMTION (4) Vertical mm Part Number Type PCB Connection.930 KO4304 Machine Solder.933 KO4304stS Machine Solder.9 KO4304stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) PCB2 PCB 43.2 x 43.6 Shown with 03.6 PCB2 PCB 43.2 x 43.6 Shown with 03.6 PCB DRWING (To convert to inches divide by 25.4.) PCB DRWING (To convert to inches divide by 25.4.) 3x5=5 6x thick height 5mm solder side, 5.mm component side, 3x5= x thick height 5mm solder side, 5.mm component side, ltech Corp. Royal Road Flemington, NJ Phone (8) FX (8)

4 3x5= KO4300 Series 48 Terminal 48 Terminal Tall TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), (6) Vertical mm TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), (6) Vertical mm ORDERING INFORMTION Part Number Type PCB Connection.940 KO4325 Machine Solder.943 KO4325stS Machine Solder.945 KO4325stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) ORDERING INFORMTION Part Number Type PCB Connection.950 KO4305 Machine Solder.953 KO4305stS Machine Solder.955 KO4305stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) PCB 65.8 x 43.6 Shown with PCB 65.8x 43.6 Shown with 03.6 PCB DRWING (To convert to inches divide by 25.4.) PCB DRWING (To convert to inches divide by 25.4.) 6x thick height 5mm solder side, 5.mm component side, 3x5= x thick height 5mm solder side, 5.mm component side, 88 ltech Corp. Royal Road Flemington, NJ Phone (8) FX (8)

5 64 Terminal 64 Terminal Tall TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), (8) Vertical mm TECHNICL INFORMTION 6, 300V, 22-2 WG Up to 5 C (239 F), Housing 2 C (554 F), (8) Vertical mm ORDERING INFORMTION Part Number Type PCB Connection.0 KO4326 Machine Solder.3 KO4326stS Machine Solder.5 KO4326stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) ORDERING INFORMTION Part Number Type PCB Connection.970 KO4306 Machine Solder.973 KO4306stS Machine Solder.9 KO4306stK Machine Solder CCESSORIES ccessories Part Number Type Meter 2520/M TSx7.5/M ENCLOSURE DRWING (To convert to inches divide by 25.4.) PCB 4 PCB 88.7 x 43.6 Shown with 03.6 PCB 4 PCB 88.7 x 43.6 Shown with 03.6 PCB DRWING (To convert to inches divide by 25.4.) PCB DRWING (To convert to inches divide by 25.4.) 3x5=5 6x thick height 5mm solder side, 5.mm component side, 3x5= x thick height 5mm solder side, 5.mm component side, ltech Corp. Royal Road Flemington, NJ Phone (8) FX (8)