7.3.TRANSDUCER CONNECTIONS
Connectors J1, 2, 3 and 4 (Item 7) are 15 pin D style connectors wired in the standard Hastings Instruments
J1, J2, J3, J4 | 1 | NC |
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| 2 | NC | Valve Cntrl | |
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| Voltage | |
| 3 | NC | mA Sig | |
| 4 | NC | mA Sig | |
| 5 | Sig. Com. |
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Transducer | 6 | Sig. In |
| |
7 | Case Gnd. |
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Connectors |
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8 | Cntrl | 1.5mA | ||
9 |
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10 | NC |
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| 11 | +15 VDC |
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| 12 | Valve Return |
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| 13 | NC | ||
| 14 | Set Point Out |
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| 15 | +5 VDC Ref. | Not Used. |
7.4.ALARMS
Connector J8 (item 9) provides the user with
J8 | 1 | Chnl 1, High Alarm |
| 2 | Chnl 1, Low Alarm |
| 3 | Chnl 1, Alarm Return |
| 4 | Chnl 2, High Alarm |
| 5 | Chnl 2, Low Alarm |
| 6 | Chnl 2, Alarm Return |
| 7 | NC |
| 8 | NC |
| 9 | NC |
| 10 | NC |
Open | 11 | NC |
Collector, | 12 | NC |
Opto- | 13 | NC |
Isolated, High | 14 | NC |
& Low | 15 | NC |
Alarms | 16 | NC |
(HD | 17 | NC |
| 18 | NC |
| 19 | Chnl 3, High Alarm |
| 20 | Chnl 3, Low Alarm |
| 21 | Chnl 3, Alarm Return |
| 22 | Chnl 4, High Alarm |
| 23 | Chnl 4, Low Alarm |
| 24 | Chnl 4, Alarm Return |
| 25 | NC |
| 26 | NC |
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