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Thermal control device PTC for thermistors
TECHNICAL SPECIFICATIONS
Power supply
- nominal line voltage and frequency: 24 ÷ 240 Vcc e 24 ÷ 240 Vac at 40÷60 Hz
- maximum line voltage from 20 to 250 Vac and Vcc
- Vcc with reversible polarity
- Maximum power absorption 5 VA
- Protection against electrical and magnetic noises
Inputs
- 3 analog input channels for Ptc probes
- connection with removable terminals for wires of 1,5 mm2 section and capacity of 8A/250Vac
- detection for broken or not connected probes
- input channels protected against electromagnetic noises and spikes
Outputs
- 3 output relays with contacts capacity of 5A with 250Vac
- one relay for the series A1 (for fan control)
- one relay for the series A2 (pre-alarm) and for probe fault or working anomaly signaling (general alarm)
- one relay for the series A3 (unhook of the electrical unit)
- output connection with removable terminals for wire of 1,5 mm2 section and capacity of 8A/250Vac
Device dimensions
- frontal dimension 48 mm x 96 mm compliance with DIN 43700 requirements. Device length of 105 mm with rear terminals
- assembling on the front of the electric panel
- Panel cut-out 44 mm x 92 mm
- ABS self-extinguishing container
- Frontal panel in anti-scratch with keyboard and signal leds
Performances
- Probe self-diagnostics
- Operating temperature range from 5 °C to +50 °C
- Humidity lower then 95% no-condensing
- Compliance with CE requirement
- User data storage for 10 years without power supply
- Device functionality self-diagnostic
- Alarm signal for working anomalies
Displaying and data management
- 3 leds indicating alarm levels
- 1 led indicating working anomalies or probe fault
- 5 leds to visualize the delay set on A1 series alarm (for fan control)
- user data programming by membrane keypad
Tutti questi dati sono contenuti nella brochure tecnica del dispositivo PTC (brochurePTCe.pdf).
More Info PriceAlma Elettronica MARKASINA A?T ?R?N GRUPLARI
*manuals
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Thermal control device PTC for thermistors