Heat recovery unit with cooling circuit -
RCF
-
0208-6180549-rev. 02
24
GB
Controls manual
General Technical Data
The unit must be powered by an adequate
transformer with the following characteri-
stics:
• P r i m a r y v o l t a g e : 2 3 0 V ~ ± 1 0 % ;
110V~±10%
• Secondary voltage: 12V~
• Supply frequency: 50Hz; 60Hz
• Power: 5VA;
Electromechanical
and I/O characteristics
Technical characteristics
Typical
Min.
Max.
Supply voltage
12V~
10V~
14V~
Supply frequency
50Hz/60Hz
---
---
Power
5VA
---
---
Insulation class
1
---
---
Operating ambient temperature
25°C
-10°C
60°C
Operating ambient temperature
(non-condensing)
30%
10%
90%
Storage ambient temperature
25°C
-20°C
85°C
Storage ambient humidity
(non-condensing)
30%
10%
90%
120/240 V digital
outputs
4 relays (5 relays for ERT 215A-215BA) 2A ¼ hp 240V~; 1/8 hp 120V~
1 2A Triac (ERT 210-210B)
Analogue inputs
3 temperature sensors, measuring range -30
C
90
C;
1 configurable input: 4...20 mA transducer or temperature sensor,
range -30
C
90
C;
Digital inputs
5 voltage free
digital inputs
Terminals and connectors
1 9-way snap-on high voltage connector AWG 16-28
1 16-way snap-on high voltage connector, pitch 4.2, AWG 16-28
1 5-way p2.5 5-way connector with remote control and
copy card
programming, AWG 24-30
1 2/3-way connector
remote keyboard
AWG 22-30;
Display
and
LEDs
3 sign;
5 red
LEDs
Buttons
2
buttons
Serials
1 serial 9600
1 serial 2400
Dimensions
Front panel 76x34 mm, depth 58 mm
Casing
PC+ABS plastic resin with V0 rated fire protection
Installation
Panel-mounted with drilling template 71x29 mm (+0.2/-0.1 mm)
DEFROST PARAMETERS TABLE
Par.
Description
Value
Limits
Unit
Fast Values
Pa d01
Defrost enabled
1
0 ÷1
Flag
1
Pa d02 Defrost start temperature/pressure
-30
-500 ÷800
°C/10 - kPa*10 30
Pa d03
Defrost interval
15
0 ÷255
Minutes
1
Pa d04 Defrost end temperature/pressure
100
-500 ÷800
°C/10 - kPa*10 100
Pa d05
Maximum defrost time
9
0 ÷255
Minutes
5
Pa d06 Compressor - reversing valve wait time
60
0 ÷255
Seconds
30
Pa d07
Drainage time
60
0 ÷255
Seconds
30
Pa d08
Temperature at which defrost starts if Pa H49= 1
100
-50.0 ÷80.0
°C/10
8
Pa d09
Temperature at which defrost ends if Pa H49= 1
150
-500 ÷80.0
°C/10
15
Pa d10 Enables defrost compensation
1
0 ÷1
Flag
0
Pa d11 Defrost temperature/pressure compensation offset
-170
-255 ÷255
°C/10 - kPa*10 20
Pa d12 Defrost temperature/pressure compensation set point
10
-127 ÷127
°C
2
Pa d13 Defrost temperature/pressure compensation delta
-220
-25.5 ÷25.5
°C
-3
Summary of Contents for RCF Series
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