EVCO EVRS235N9 User Manual
Page 6
EVCO S.p.A. | Code 104RS235E104 | Page 6 of 10 | PT 07/14 | version 1.0
14
WORKING SETPOINT AND CONFIGURATION PARAMETERS
14.1
Working set-point
PARAM.
MIN.
MAX.
U.M.
EVRS225 EVRS235 WORKING SETPOINT
r1
r2
°C/°F (1) -18,0
-18,0
working set-point; see also r0
14.2
Configuration parameters
PARAM.
MIN.
MAX.
U.M.
EVRS225 EVRS235 WORKING SETPOINT
SP
r1
r2
°C/°F (1) -18,0
-18,0
working set-point; see also r0
PARAM.
MIN.
MAX.
U.M.
EVRS225 EVRS235 MEASUREMENT INPUTS
CA1
-25
25,0 °C/°F (1)
0,0
0,0
if P4 = 0, 1 or 2, cabinet probe offset
if P4 = 3, inlet air probe offset
CA2
-25
25,0 °C/°F (1)
0,0
0,0
offset evaporator probe
CA3
-25
25,0 °C/°F (1)
0,0
0,0
if P4 = 1, condenser probe offset
if P4 = 2, display probe offset
if P4 = 3,outlet air probe offset
P0
0
2
- - -
1
1
probe type
0
=
PTC
1
=
NTC
2
=
Pt 1000
P1
0
1
- - -
1
1
degree Celsius decimal point (during normal operation)
1
=
YES
P2
0
1
- - -
0
0
temperature unit of measurement (2)
0
=
°C
1
=
°F
P3
0
2
- - -
1
1
evaporator probe function
0
=
probe absent
1
=
defrosting probe and probe for evaporator fan thermostating
2
=
probe for evaporator fan thermosatating
P4
0
3
- - -
3
3
third input function
0
=
digital input (micro switch/multi-function input 1)
1
=
analogue input (condenser probe)
2
=
analogue input (display probe)
3
=
analogue input (output air probe)
P5
0
4
- - -
0
0
magnitude displayed during normal operation
0
=
if P4 = 0, 1 or 2, cabinet temperature
if P4 = 3, CPT temperature
1
=
work set-point
2
=
evaporator temperature
3
=
if P4 = 1, condenser temperature
if P4 = 2, temperature detected by the display probe
if P4 = 3, temperature detected by the outlet air probe
4
=
if P4 = 3, temperature detected by the inlet air probe
P6
0
5
- - -
5
5
magnitude displayed by the remote indicator
0
=
if P4 = 0, 1 or 2, cabinet temperature
if P4 = 3, CPT temperature
1
=
work set-point
2
=
evaporator temperature
3
=
if P4 = 1, condenser temperature
if P4 = 2, temperature detected by the display probe
if P4 = 3, temperature detected by the outlet air probe
4
=
if P4 = 3, temperature detected by the inlet air probe
5
=
the remote indicator will not be enabled
P7
0
100
%
50
50
percentage of the temperature detected by the inlet air probe for the calculation of the CPT temperature (only if P4=3)
P8
0
250
0.1 s
5
5
delay displaying temperature variation detected by the probes
PARAM.
MIN.
MAX.
U.M.
EVRS225 EVRS235 MAIN REGULATOR
r0
0,1 (3)
15,0 °C/°F (1)
2,0
2,0
working set-point differential
r1
-99
r2
°C/°F (1)
-50
-50
minimum working set-point
r2
r1
99,0 °C/°F (1) 50,0
50,0
maximum working set-point
r3
0
1
- - -
0
0
locking of working set-point setting (using the procedure described in paragraph 9.2)
1
=
YES
r4
0,0
99,0 °C/°F (1)
0,0
0,0
increase in temperature during “energy saving” function; see also i0, i5, i10, H01... H14
r5
0,0
99,0 °C/°F (1)
0,0
0,0
decrease in temperature during “overcooling” function; see also r6
r6
0
240
min
30
30
duration of “overcooling” function; see also r5
PARAM.
MIN.
MAX.
U.M.
EVRS225 EVRS235 COMPRESSROR PROTECTION SYSTEM
C0
0
240
min
0
0
delay in switching on of compressor after the device switches on (4)
C1
0
240
min
5
5
minimum time between two consecutive compressor start-ups; also delay in compressor start-up after conclusion of cell probe error
(code “Pr1”) (5) (6)
C2
0
240
min
3
3
minimum compressor switch-off duration; see also C18 (5) (7)
C3
0
240
s
0
0
minimum duration of compressor switch on time
C4
0
240
min
10
10
duration of compressor switch off during cabinet probe/inlet air probe error (code “Pr1”); see also C5
C5
0
240
min
10
10
duration of compressor switch on during cabinet probe/inlet air probe error (code “Pr1”); see also C4
C6
0,0
199
°C/°F (1) 80,0
80,0
condenser temperature is higher than that at which the condenser overheating alarm is activated (code “COH”) (8)
C7
0,0
199
°C/°F (1) 90,0
90,0
condenser temperature above which the blocked compressor alarm is activated (“CSd” code)
C8
0
15
min
1
1
blocked compressor alarm delay (“CSd” code) (9)
C10
0
999
10 h
0
0
number of operating hours is higher than the limit at which the need for maintenance is signalled.
0
=
function absent
C11
0
240
s
3
3
compressor 2 switch-on delay from compressor 1 switch-on (only if u1 and/or u11 = 7) (10)
PARAM.
MIN.
MAX.
U.M.
EVRS225 EVRS235 DEFROSTING
d0
0
99
h
8
8
if d8 = 0, 1 or 2, defrosting interval (11)
0
=
interval defrosting will never be activated
if d8 = 3, maximum defrost interval
d1
0
2
- - -
0
0
type of defrosting
0
=
ELECTRIC - during defrosting the compressor will remain off and the defrosting output will be activated; evaporator fan
activity will depend on parameter F2
1
=
BY HOT GAS - during defrosting the compressor will be switched on and the defrosting output will be activated; evaporator
fan activity will depend on parameter F2
2
=
VIA STOPPING OF COMPRESSOR - during defrosting the compressor will remain switched off and the defrosting output will
remain deactivated; evaporator fan activity will depend on parameter F2
d2
-99
99,0 °C/°F (1)
2,0
2,0
temperature at end of defrosting (only if P3 = 1); see also d3
d3
0
99
min
30
30
se P3 = 0 or 2, defrosting duration
se P3 = 1, maximum defrosting duration; see also d2
0
=
defrosting will not be activated