Tektronix Keithley 4299-14, Assembly And Mounting Instructions

Page 1: ...ntroduction This kit contains all the hardware you need to install a Model 2280 2281 2220 or 2230G half rack instrument in a standard 19 inch equipment rack 1U is a standard vertical spacing that is equal to 4 45 cm 1 inch Figure 1 Typical installation instrument and rack not included Tools required Medium 2 Phillips head screwdriver 3 8 inch wrench Flat bladed screwdriver or cage nut installation...

Page 2: ...antity 1 U bracket 4299 14 301 1 2 Front bracket support 4299 14 302 2 3 Rear bracket support 4299 14 303 2 4 Unit clip 4299 14 304 2 5 Front rack ear 4299 14 305 2 6 Blank filler plate 4299 14 306 1 7 Carriage bolt 212026400 2 8 Cage nut FA 274 12 9 10 32 x 5 8 in Phillips truss head screw 10 32X5 8PHTRSH 12 10 10 32 x 1 2 in Phillips pan head screw 10 32X1 2PPHSEM 6 11 10 32 Keps washer nut 10 3...

Page 3: ...uctions 071362700 October 2018 3 Prepare the rack To prepare the rack for installation 1 Determine where the instrument will be mounted 2 Install four cage nuts on each of the front rails as shown in the following figure Figure 3 Intall the cage nuts on the front rails ...

Page 4: ...ount Kit Assembly and Mounting Instructions 4 071362700 October 2018 3 Install two cage nuts on each of the rear rails as shown in the following figure as shown in the following figure Figure 4 Install the cage nuts on the rear rails ...

Page 5: ...ssembly and Mounting Instructions 071362700 October 2018 5 4 Install the two front support brackets onto the front rails using four 10 32 x 5 8 inch truss head screws as shown in the following figure Figure 5 Install the front support brackets ...

Page 6: ...Mount Kit Assembly and Mounting Instructions 6 071362700 October 2018 5 Install the two rear support brackets using four 10 32 x 5 8 inch truss head screws as shown in the following figure Figure 6 Install the rear support brackets ...

Page 7: ...and Mounting Instructions 071362700 October 2018 7 6 Secure the front and rear support brackets using four 10 32 x 1 2 inch pan head screws and four 10 32 washer nuts as shown in the following figure Figure 7 Secure the front and rear support brackets ...

Page 8: ...Model 4299 14 Dual Fixed Rack Mount Kit Assembly and Mounting Instructions 8 071362700 October 2018 7 Install the U bracket as shown in the following figure Figure 8 Install the U bracket ...

Page 9: ...nting Instructions 071362700 October 2018 9 8 Secure the U bracket to the front support brackets using two 10 32 x 1 2 inch pan head screws and two 10 32 washer nuts as shown in the following figure Figure 9 Secure the U bracket to the front support bracket ...

Page 10: ...t The following instructions explain the preparation and installation of instruments on the 4299 14 Rack Mount Kit Remove the bumpers To remove the front and rear bumpers if installed 1 Pull on one of the bumper corners and remove the bumper from the instrument as shown in the following figure Figure 10 Remove the bumpers ...

Page 11: ...e the handle if installed 1 Swing the handle to the upright position as shown in the following figure 2 Pull the ends of the handle away from the instrument 1 and remove 2 Figure 11 Remove the handle 3 Remove the screws and the handle mounts from the instrument as shown in the following figure Figure 12 Remove the handle mounts ...

Page 12: ... 2 inch pan head screws as shown in the following figure 2 Secure the filler plate 2 to the instrument using two 6 32 x 1 2 inch pan head screws as shown in the following figure Figure 13 Mount the brackets on the instrument To install the mounting hardware on two 2280 or 2281 instruments 1 Secure a front rack ear 1 to each instrument using two 6 32 x 1 2 inch pan head screws as shown in the follo...

Page 13: ... instrument using two M4 x 10 pan head screws 2 Secure the filler plate 2 to the instrument using two M4 x 10 pan head screws Figure 15 Mount the brackets on the instrument To install the mounting hardware on two 2220 or 2230 instruments 1 Secure a front rack ear 1 to each instrument using two M4 x 10 pan head screws as shown in the following figure Figure 16 Install the mounting hardware on the t...

Page 14: ...ment assembly in the rack 1 Place the instrument assembly on the support shelf Continue supporting the instrument assembly until it is secured 2 Make sure that the instrument assembly is fully seated 3 Secure the instrument assembly using four 10 32 x 5 8 inch truss head screws as shown in the following figure Figure 17 Install the instrument on the shelf ...

Page 15: ...ount Kit Assembly and Mounting Instructions 071362700 October 2018 15 4 Secure the rear of the instrument to the support shelf with the unit clip carriage bolt and nut as shown in the following figure Figure 18 Install the unit clip ...

Page 16: ...lies in the rack 1 Place one instrument assembly on the support shelf Continue supporting the instrument assembly until it is secured 2 Make sure that the instrument assembly is fully seated 3 Secure the instrument assembly using two 10 32 x 5 8 inch truss head screws as shown in the following figure Figure 19 Install a single instrument ...

Page 17: ...ount Kit Assembly and Mounting Instructions 071362700 October 2018 17 4 Secure the rear of the instrument to the support shelf with the unit clip carriage bolt and nut as shown in the following figure Figure 20 Install the unit clip ...

Page 18: ...Model 4299 14 Dual Fixed Rack Mount Kit Assembly and Mounting Instructions 18 071362700 October 2018 5 Repeat steps the previous steps for the second unit Figure 21 Install the second instrument ...

Page 19: ...ts will be marked as category II or higher Unless explicitly allowed in the specifications operating manual and instrument labels do not connect any instrument to mains Exercise extreme caution when a shock hazard is present Lethal voltage may be present on cable connector jacks or test fixtures The American National Standards Institute ANSI states that a shock hazard exists when voltage levels gr...

Page 20: ...r components that are not safety related may be purchased from other suppliers as long as they are equivalent to the original component note that selected parts should be purchased only through Keithley to maintain accuracy and functionality of the product If you are unsure about the applicability of a replacement component call a Keithley office for information Unless otherwise noted in product s...