8. CHARACTERISTICS
• Supply voltage: 3 V d .c . with 2 AAA LR6 1,5 V batteries (not includ-
ed)
• Batteries life: up to 1 year
• Output: 5(2) A 250 V~ change-over relay output
• Type of regulation: ON/OFF
• It is possible to create a radio link with actuators 01923 and 01924
by replacing the relay module with the transmitter module 01921 .1
(more information in the general catalogue)
• Updating of display temperature: every 20 s
• Ambient temperature display range: 0 °C +40 °C
• Resolution of the reading: 0,1 °C
• Resolution of the settings: 0,1 °C
• Precision of the reading:
- ≤ ±0,5 °C between +15 °C and +30 °C
- ≤ ±0,8 °C at the temperature extremes
• Hysteresis: adjustable between 0,1 °C and 1 °C
• Thermostat operating range:
- +4 °C - +15 °C in antifreeze mode
- +5 °C - +35 °C in heating or cooling mode
• Principal functions:
18 - ENGLISH
• Main functions:
- select among 3 temperature levels: comfort, reduced, antifreeze
- possibility of selecting timed reduced temperature
- possibility of regular or timed shutdown
- setting between heating and air-conditioning
- possibility of activation through a telephone actuator
- select between display in degrees Celsius and Fahrenheit
- save all settings
• Protection degree: IP30
• Class II equipment:
• Number of manual cycles: 3 .000
• Number of automatic cycles: 100 .000
• Type of contact opening: micro-breakdown
• Type of action: 1CU
• Tracking index: PTI175
• Pollution status: 2 (normal)
• Impulsive rated voltage: 4000 V
• Ambient temperature range during transport: -25 °C +60 °C
• Operating temperature: T40 (0 °C +40 °C)
• Software class: A