Emerson iPro SERIES Informações Técnicas descarregar pdf (Página 8)

Technical Information

D7.21.2/1011/E

8/17

LED

flashes

count

Status LED description

Auto

reset

time

Lockout

condition

Status LED troubleshooting information

1

Low Oil

Pressure

NA

Low Oil

Pressure

N/A

Without

sufficient oil

pressure for 2

minutes

If flashing green, compressor has been

without sufficient oil pressure for 4 seconds.

If flashing red, compressor has been

without sufficient oil pressure for 2 minutes.

2

NA

Motor

Protection

Trip

NA

2 min

NA

If flashing orange, compressor is turned

off because motor temperature has

exceeded set point. (3 series PTCs; 1 input)

(Trips at 4.5K Ohms, and will reset when

below 2.75K Ohms.)

3

Discharge

Temp.

Discharge

Temp.

Discharge

Temp.

2 min

Exceeds max

set point

(configured in

EEPROM from

iPRO)

If flashing green, the discharge

temperature probe is open or disconnected.

If flashing orange, discharge temperature

has exceeded set point; compressor is

turned off for 2 minutes before resetting.

If flashing red, discharge temperature has

exceeded set point and the compressor is

locked out.

(The customer has configured the module

to lock out when the DLT temperature

exceeds the maximum set point.) DLT

probe is FACTORY INSTALLED

4

Current

Sensor

Fault

NA

NA

NA

NA

If flashing green, current sensor is

disconnected from the module. Compressor

run state is not known by module.

5

Communica

tion Error

NA

NA

NA

NA

Communication between Control module

and iPro (/System) Controller has been lost.

Communication between Control module

and Sensor module has been lost.

Configuration miss-match between SW

configuration from iPro and HW (network

mode)

6

NA

Locked

Rotor

Locked

Rotor

5 min

10 consecutive

events

If flashing orange, compressor failed to

start, and excessive current may be present

in the compressor. The compressor is

turned off and will remain off for 5 minutes.

If flashing red, compressor failed to start,

and excessive current may be present in

the compressor. The compressor is locked

out after 10 consecutive events.

7

NA

Missing

Phase

Missing

Phase

5 min

10 consecutive

events

If flashing orange, compressor is turned

off due to missing phase.

If flashing red, the compressor is locked out

after 10 consecutive missing phase alarms.

8

N/A

Low Voltage

Low

Voltage

5 min

10 consecutive

events

If flashing orange, compressor is turned

off due to low compressor voltage.

If flashing red, the compressor is locked

out after 10 consecutive low voltage alarms.

9

N/A

Voltage

Imbalance

Voltage

Imbalance

5 min

10 consecutive

events

If flashing orange, compressor is turned

off due to voltage imbalance.

If flashing red, the compressor is locked

out after 10 consecutive voltage imbalance.

Table 4

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 16 17

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