ALRE Electronic room temperature controller, continuous action KTRVB-040.209 (Copy)

Model: KTRVB-048.200 Item No: DA 450100
Equipment: Setting range (turning knob): 21°C ± 3 K, the factory preset “zero” can be changed internally by ± 5 K,
Output: Analogue output 0…10 V or 10….0 V, repluggable 5 mA, adjusted to 5 V (at set temperature)
Indications: Relative scale (set value 21°C with “0” marking and swelling arrow (“+” and “-” for warmer/colder)
Functions: Heating or Cooling with adjustable p-band
Adjustments: p-band 0.5…3 K (factory setting: 2 K)
Application: Control of climates in mixing chambers by means of a proportionally actuated valve. PG: I

Description

This room temperature controller is suitable for the control of permanent valve drive systems. This unit controls the heating and cooling in mixing chambers by means of a proportionally actuated valve and comes with an adjustable p-band (P-band 0.5…3K

Technical Data  
Operating Voltage: 24 V ~/… approx.1 VA

Safety extra low voltage

Sensor: Internal – NTC 47 k Ω

(type KTRVB-042.207 for external NTC 47 k Ω)

Setting Ranges: 5…30°C; 21° ± 8 K

(see equipment)

Proportional Band: 0.5…3 K (see equipment)
Degree of Protection: IP 30
Protection Class: III
General Equipment: Mechanical range reduction
Indicators (LED’s): With model KTRVB-042.206 only
Switch: See Equipment
Admissible Humidity: Max. 95% r.h., non-condensing
Storage Temperature: -20…+70°C
Safety and EMC: According to DIN EN 60730
Ambient Temperature: 0…50°C
Housing Colour: Pure white, similar to RAL 9010
Housing Material: Plastic (ABS)
Mounting/Installation: Surface-/wall-mounted
Weight: Approx. 130g
Electrical Connections: Terminal screws

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