STRA-07 Room Controller. Installation and maintenance manual.
Fläkt Woods
8713 GB 2014.04
7
Specifications are subject of alteration without further notice.
Technical data
Supply voltage
18...30 V AC, 50...60 Hz
Internal consumption
2.5 VA
Ambient temperature
0...50°C
Storage temperature
-20...+70°C
Ambient humidity
Max 90% RH
Protection class
IP20
Communication
RS485 (EXOline or Modbus) with automatic detection/change-over
Modbus
8 bits, 1 or 2 stop bits. Odd, even (FS) or no parity.
Communication speed
9600 bps (not changeable)
Built-in temperature sensor
NTC type, measuring range 0...50°C, ac/-0.5°C at 15...30°C
Material, casing
Polycarbonate, PC
Weight
110 g
This product conforms with the requirements of European EMC standards CENELEC EN 61000-6-1 and
EN 61000-6-3, and the requirements of European LVD standard IEC 60 730-1. It carries the CE mark.
Inputs
External room sensor
PT1000-sensor, 0…50°C. Suitable sensor is Fläkt Woods STRZ-05
Occupancy detector
Closing potential-free contact. Suitable occupancy detector is Fläkt Woods STRZ-09.
Condensation detector alt. window contact
Fläkt Woods condensation detector STRZ-16 alt. window contact STRZ-38 resp. potential-free contact
CO
2
sensor
STRZ-18, CO
2
sensor with built-in relay. Active sensor is also possible to use.
Outputs
Fan control
3 outputs for speed I, II and III respectively, 24 V AC, max 0.5 A
Forced ventilation
24 V AC actuator, max 0.5 A
Valve actuator alt. thermal actuator
2 outputs
Valve actuator
0…10 V DC, max 5 mA
Thermal actuator
24 V AC, max 2.0 A
Control
Heating or cooling
Actuator exercise
FS = 23 hours interval
Terminal blocks
So-called lift type for cable cross-section 2.1 mm2
