| Electrical Characteristics |
CTT-4 | CTT-8 |
| Auxiliary Supply |
| Rated voltage |
20÷250 VAC / VDC ±15% - 115-230-400 VAC |
| Frequency |
50 … 60 Hz |
| Power consumption |
4 VA |
| Modem GSM/GPRS |
| Sensor | 4 PT 100 RTD | 8 PT 100 RTD |
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| Type | 3 wires (supported 2 and 4 wires) |
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| Error | 1 degree every 0,39Ω |
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| Measure range | -30 … +200 °C |
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| Compensation | 20 Ω max |
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| Trip delay / hysteresis | 5s / 2 °C |
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| Outputs |
| Number of outputs | 4 |
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| Type | NO-C-NC |
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| Rated voltage | 12 VDC |
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| Rated current | 8 A |
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| Functions | Alarm, Trip, Fan, Fault |
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| Display |
| Type | 7-segment LED |
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| Connections |
| Terminals | Screw (Removable) |
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| Insulation |
| Insulation voltage | 2.5 kVAC for 1 minute |
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| Ambient Conditions |
| Operating temperature | -10 ... 55°C |
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| Storage temperature | -25 ... 80°C |
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| Relative humidity | max 90% |
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| Housing |
| Material | Polycarbonate self-extinguish UL94-V0 |
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| Version | DIN EN-50022 rail 4 modules |
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| Dimensions w x h x d | 71 x 90 x 58 mm |
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| Degree of protection | IP52 |
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| Weight | 800 g |
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| Compliance |
| Reference standards | CEI EN 50081-2, CEI EN 50082-2, CEI 14.1, CEI EN 60255 |
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