Basic Configuration - Danfoss AK-RC 251 Guia De Instalacion

Basic configuration

Level 1 Level 2 Description
b00 Delay of all functions on receiving power supply
b01 Cold room light timing
Function of password
b10
0=Inactive, 1=Block access to parameters, 2=Block keypad
PAS Access code (Password)
bcn b20 MODBUS address
Communication speed:
b21
0=9600 bps, 1=19200 bps, 2=38400 bps, 3=57600 bps
b22 Acoustic alarm enabled: 0= No, 1=Yes
Unt Work units: 0=ºC, 1=ºF
EP Exit to level 1
Inputs and outputs
Level 1 Level 2 Description
Connected probes
I00
1=Probe 1 (Cold room), 2=Probe 1 (Cold room) + Probe 2 (Evaporator)
Configuration of digital input 1
0= Deactivated, 1=Door contact, 2=External alarm,
I10**
3=Severe external alarm, 4=Change of SP, 5=Remote defrost,
6=Defrost block, 7= Low pressure switch, 8=Remote Stand-by
Polarity of the digital input 1
I11
0=Activates on closing contact; 1=Activates on opening contact
Configuration of digital input 2
0= Deactivated, 1=Door contact, 2=External alarm,
I20 3=Severe external alarm, 4=Change of SP, 5=Remote defrost,
In0
6=Defrost block, 7=Register probe, 8=Probe 2° evaporator,
9=High pressure switch for Hot Gas, 10=Remote Stand-by
Polarity of the digital input 2
I21
0=Activates on closing contact; 1=Activates on opening contact
Configuration of relay AUX1
O00**
0=Deactivated, 1=Compressor/Resistor sump, 2=Light, 3=Virtual control
Configuration of relay AUX2
0=Deactivated, 1=Alarm, 2=Light, 3=Virtual control,
O10
4=Door frame resistance, 5=Defrost 2° evaporator,
6=Same as solenoid status, 7=Same as unit status
EP Exit to level 1
* According to wizard.
** It can only be modified using the configuration wizard (InI).
HACCP alarm
Level 1 Level 2 Description
h1 Maximum temperature of HACCP alarm
HCP h2 Maximum permitted time for activation of the HACCP alarm (0=Disabled)
EP Exit to level 1
6 | AN36292867744601-000101
Values Min. Def.
Min. 0 0
Min. 0 0
0 0
0 0
1 1
bps 0 0
0 1
0 1
Values Min. Def.
1 2
0 *
0 *
0 0
0 0
0 *
0 2
Values Min. Def.
ºF -58 210
H. 0 0
© Danfoss | DCS (vt) | 2021.02
Max.
255
999
2
99
247
3
1
1
Max.
2
8
1
10
1
3
7
Max.
210
255