Salda MCB - Cooking Hood Failure Indication; Controller Box Temperature Maintaining; Log-In Sessions Are Limited by a Time Interval; 6 Connection of Board Diagram and Peripherals

EN | 19MCB_miniMCB v2019.1
is not done, but anyway they are connected, the setting is not shown automatically. If the module is indicated, but not connected, the system is
shut down and error warning is displayed.
5.42. COOKING HOOD FAILURE INDICATION
When cooking hood is used which controls the unit by Modbus communication, the failure indication displaying can be switched on/o󰀨 therein.
When the warning is switched o󰀨, it is recommended to connect a remote control panel to the system, where failure indications are displayed.
Function is switched on/o󰀨 in the section SERVICE › MAIN › COOKING HOOD.
5.43. CONTROLLER BOX TEMPERATURE MAINTAINING
This function helps to control the temperature of controller box by heater or fan. Temperature is maintained by means of integrated (in EX1 module)
sensor. Preferred temperature and control principle is indicated – by heater or fan.
Function is set in the section SERVICE › MAIN › CONTROLLER CABINET.
5.44. LOG-IN SESSIONS ARE LIMITED BY A TIME INTERVAL
This function terminates a service and adjuster session every 60 minutes. If a service worker or adjuster forget to log out from the service or ad-
juster environment, then the controller will automatically lock the environments with passwords after 60 minutes.
6. CONNECTION OF BOARD DIAGRAM AND PERIPHERALS
6.1. MINI MCB BOARD PINOUT DESTINATION
miniMCB
CONEC-
TION
NO.
CON-
TACT
NO.
FUSE
NO.
MAX
CURRENT,
A
LED
NO.
CONTACT NAME FUNCTIONAL UNIT TITLE OPERATION IN
STAND-BY MODE
(1W)
X1
1
- - -
PE
Rotor speed RPM -
2 GND
3 24VDC
4 DI1 (HOLO)
X2
1
- - -
GND
Supply air fan control output (0-
10VDC)
-
2 AO1 (0-10V)
3 GND
Extract air fan control output (0-
10VDC)
-
4 AO2 (0-10V)
5 GND
Outdoor air preheater control output
(0-10VDC)
-
6 AO3 (0-10V)
X3
1
- - -
24VDC_P
Bypass step motor control -
2 STEP_B/
3 STEP_B
4 STEP_A/
5 STEP_A
6 24VDC_P
X4
1
- - -
DI2 (TACHO1_A)
Supply fan speed (RPM) -
2 (TACHO1_K)
3 DI3 (TACHO2_A)
Extract fan speed (RPM) -
4 (TACHO2_K)
5 DI4
Fire protection input (NC) +
6 3.3V_1W
X5
1
- - -
DI5 Outdoor air electrical preheater
automatic protection (NC)/
Water preheater circulation pump fail
-
2 12VDC
3 DI6
Outdoor air electrical preheater man-
ual protection (NC)
-
4 12VDC
5 DI7
Bypass closed input (NO) -
6 12VDC
7 DI8
Heat exchanger pressure relay (NO) -
8 12VDC