Electric Wiring; Dip Switch Configuration - mundoclima MUENR-H9T Manual De Instalación Y Usuario

8.5 Electric wiring

8.5.1 Electric wiring
The air-conditioner should apply special power individual, whose voltage should conform to rated voltage.
Wiring construction must be conducted by the professional technicians according to the labeling on the circuit
diagram.
The power wire and the grounding wire must be connected the suitable terminals.
The power wire and the grounding wire must be fasten up by suitable tools.
The terminals connected the power wire and the grounding wire must be fully fastened and regularly checked, in case
to become flexible.
Only use the electric components specified by our company, and require installation and technical services from the
manufacturer or authorized dealer. If wiring connection fails to conform to electric installation norm, failure of the
controller, electronic shock, and so on may be caused.
The connected fixed wires must be equipped with full switching-off devices with at least 3mm contact separation.
Set leakage protective devices according to the requirements of national technical standard about electric equipment.
After completing all wiring construction, conduct careful check before connecting the power supply.
Please carefully read the labels on the electric cabinet.
The user's attempt to repair the controller is prohibited, since improper repair may cause electric shock, damages to the
controller, and so on. If the user has any requirement of repair, please contact the maintenance center.
The power cord type designation is H07RN-F.

8.5.2 DIP switch configuration

DIP switch, buttons and digital display positions of units.
S6
S5 S12
DSP1
Fig. 8-8 Display positions
CAUTION
ENC2
POWER
ENC4
NET_ADDRESS
DSP2
76
8.5.3 DIP switch instructions
Table 8-5
Switch
OFF: Normal control
S5 3
ON: Remote ON/OFF control
(Must be set only in Master unit)
OFF: Anti-snow function is invalid
(Must be set in Master and Slaves units)
S6 3
ON: Anti-snow function is effective
(Must be set in Master and Slaves units)
S12 1
Reserved (never change it)
OFF: Single water pump control
(Must be set in Master and Slaves units)
S12 2
ON: Multiple water pump control
(Must be set in Master and Slaves units)
OFF: Normal cooling mode
(Water temp. from 5°C to 20°C)
S12 3
(Must be set in Master and Slaves units)
ON: Low-temperature cooling mode
(Water temp. from 0°C to 20°C)
(Must be set in Master and Slaves units)
ENC2
DIP switch unit capacity
DIP switch unit address
ENC4
0: Master unit
1,2,3...F: Slave uints
Def efault factory
Desc c ription
setting
OFF
OFF
ON
OFF
OFF
0: model 30
1: model 60
0