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Nuclear Instrumentation Module
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<h2 id="standard-pin-assignments">Standard pin assignments</h2> NIM standard module connector pin assignments (required by DOE/ER-0457T)<table><tbody><tr><th>Pin #</th><th>Function</th><th>Pin #</th><th>Function</th></tr><tr><td>1</td><td>Reserved [+3 V]</td><td>2</td><td>Reserved [−3 V]</td></tr><tr><td>3</td><td>Spare bus</td><td>4</td><td>Reserved bus</td></tr><tr><td>5</td><td>Coaxial</td><td>6</td><td>Coaxial</td></tr><tr><td>7</td><td>Coaxial</td><td>8</td><td>200 V DC</td></tr><tr><td>9</td><td>Spare</td><td>10</td><td>+6 V</td></tr><tr><td>11</td><td>−6 V</td><td>12</td><td>Reserved bus</td></tr><tr><td>13</td><td>Spare</td><td>14</td><td>Spare</td></tr><tr><td>15</td><td>Reserved</td><td>16</td><td>+12 V</td></tr><tr><td>17</td><td>−12 V</td><td>18</td><td>Spare bus</td></tr><tr><td>19</td><td>Reserved bus</td><td>20</td><td>Spare</td></tr><tr><td>21</td><td>Spare</td><td>22</td><td>Reserved</td></tr><tr><td>23</td><td>Reserved</td><td>24</td><td>Reserved</td></tr><tr><td>25</td><td>Reserved</td><td>26</td><td>Spare</td></tr><tr><td>27</td><td>Spare</td><td>28</td><td>+24 V</td></tr><tr><td>29</td><td>−24 V</td><td>30</td><td>Spare bus</td></tr><tr><td>31</td><td>Spare</td><td>32</td><td>Spare</td></tr><tr><td>33</td><td>117 V AC (hot)</td><td>34</td><td>Power-return ground</td></tr><tr><td>35</td><td>Reset (scaler)</td><td>36</td><td>Gate</td></tr><tr><td>37</td><td>Reset (aux)</td><td>38</td><td>Coaxial</td></tr><tr><td>39</td><td>Coaxial</td><td>40</td><td>Coaxial</td></tr><tr><td>41</td><td>117 V AC (neutral)</td><td>42</td><td>High-quality ground</td></tr><tr><td>G</td><td>Ground guide pin</td><td></td><td></td></tr></tbody></table> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/BNC_connector/JCfgK3cf">BNC connectors</a> for analog and logic signals</li> <li><a href="/facts/Computer_Automated_Measurement_and_Control/WrToL70t">Computer Automated Measurement and Control</a> (CAMAC)</li> <li><a href="/facts/Data_acquisition/W7d5DrPl">Data acquisition</a></li> <li><a href="/facts/LEMO/s2S7rc2a">LEMO</a> connectors, for higher density modules</li> <li><a href="/facts/Nuclear_electronics/xPzYyhr8">Nuclear electronics</a></li> <li><a href="/facts/RG-58/xqRByv93">RG-58</a> 50 ohm <a href="/facts/Coaxial_cable/aG9FfCpL">coaxial cable</a> for timing and logic signals</li> <li>RG-62 93 ohm <a href="/facts/Coaxial_cable/aG9FfCpL">coaxial cable</a> for <a href="/facts/Spectroscopy/mj71FuNK">spectroscopy</a> signals</li> <li><a href="/facts/VMEbus/wbApkELJ">VMEbus</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Standard NIM Instrumentation System (DOE/ER-0457T), p. 19. <a href="https://www.osti.gov/energycitations/servlets/purl/7120327-MV8wop/7120327.PDF" target="_blank">https://www.osti.gov/energycitations/servlets/purl/7120327-MV8wop/7120327.PDF</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>W. R. Leo, Techniques for Nuclear and Particle Physics Experiments – A How-to Approach. 1994. <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> </ol>