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Tracker controller specifications
Tracker controller specifications
Table 1 shows the specifications for the Tracker controller.
Table 1. Tracker Controller specifications
Specification |
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| Description | |
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Power | 24 Vac nominal (19 Vac to 30 Vac), | ||||
| 50/60 Hz, 1 phase 40 VA minimum, | ||||
| UL Class 2 transformer required | ||||
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Operating environ- | From 32°F to 122°F (0°C to 50°C) | ||||
ment | 10% to 90% relative humidity, | ||||
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Storage environment | From | ||||
| 5% to 95% relative humidity, | ||||
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Cabinet | NEMA 1 resin | ||||
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Mounting | Flat wall surface with one of the following recessed | ||||
| conduit boxes: |
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| 2 in. × 4 in. | (5.08 cm × 10.15 cm) | |||
| 4 in. × 4 in. | (10.15 cm × 10.15 cm) | |||
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Dimensions | Height: | 8.75 in. | (22.38 cm) | ||
| Width: | 10.25 in. | (26.04 cm) | ||
| Depth: | 2.75 in. | (6.99 cm) | ||
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Weight | 2.5 lb | (1.13 kg) |
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Analog input | 10 kΩ at 77°F (25°C) |
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• Thermistor | From | ||||
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Binary inputs | |||||
• Utility pulse meter | voltage of 12 Vdc nominal (10 Vdc to 14 Vdc) at | ||||
12 mA nominal (10 mA to 14 mA). | |||||
• Priority shutdown | |||||
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Binary output | |||||
• Alarm relay | contact rated at 24 Vac, 0.5 A maximum | ||||
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Memory backup | At power loss, the system backs up memory and | ||||
| stores all data for seven days. After seven days, | ||||
| trends and alarms are not retained. | ||||
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Approvals | See Appendix B, Declaration of Conformity. | ||||
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| 9 |