Quick Installation Guide
Rosemount 8712 / 8700 Series
Table 12. Electrical Data
Rosemount 8705 and 8711 Sensors |
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Coil excitation circuit: | 40 V DC (pulsed), 0,5 A, 20 W maximum |
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Electrode circuit: | in type of explosion protection intrinsic safety EEx ia IIC, Ui | = 5 V, li = 0.2 mA, | ||||
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| Pi = 1 mW, Um = 250 V |
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Table 13. Relation between ambient temperature, process temperature, and temperature class(1) | ||||||
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| Maximum Process |
| Temperature | |
Meter Size (Inches) |
| Maximum Ambient Temperature | Temperature |
| Class | |
1/2 |
| 115 °F (65 °C) | 239 °F (115 °C) |
| T3 | |
1 |
| 149 °F (65 °C) | 248 | °F (120 °C) |
| T3 |
1 |
| 95 °F (35 °C) | 95 | °F (35 °C) |
| T4 |
11/2 |
| 149 °F (65 °C) | 257 | °F (125 °C) |
| T3 |
11/2 |
| 122 °F (50 °C) | 148 °F (60 °C) |
| T4 | |
2 |
| 149 °F (65 °C) | 257 | °F (125 °C) |
| T3 |
2 |
| 149 °F (65 °C) | 167 °F (75 °C) |
| T4 | |
2 |
| 104 °F (40 °C) | 104 °F (40 °C) |
| T5 | |
3 - 36 |
| 149 °F (65 °C) | 266 | °F (130 °C) |
| T3 |
3 - 36 |
| 149 °F (65 °C) | 194 °F (90 °C) |
| T4 | |
3 - 36 |
| 131 °F (55 °C) | 131 °F (55 °C) |
| T5 | |
3 - 36 |
| 104 °F (40 °C) | 104 °F (40 °C) |
| T6 | |
6 |
| 115 °F (65 °C) | 275 °F(135 °C) |
| T3 | |
6 |
| 115 °F (65 °C) | 230 °F (110 °C) |
| T4 | |
6 |
| 115 °F (65 °C) | 167 °F (75 °C) |
| T5 | |
6 |
| 140 °F (60 °C) | 140 °F (60 °C) |
| T6 | |
| 115 °F (65 °C) | 284 | °F (140 °C) |
| T3 | |
| 115 °F (65 °C) | 239 °F (115 °C) |
| T4 | ||
| 115 °F (65 °C) | 176 °F (80 °C) |
| T5 | ||
| 115 °F (65 °C) | 145 °F (65 °C) |
| T6 | ||
(1)This table is applicable for KD approval codes only.
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