60 Chapter 5 iCOM Controller
Liebert.PEX2 Series Air Conditioner User Manual
Parameters Default Setting range Description
S331 H DRAIN - On, Off Humidfier drain
S332 HUM.C. 0.00A - Electric current of humidifier
S335 ALM REL Off On, Off Diagnostic switch of alarm relay.
S336 K11 REL - On, Off Diagnostic switch of free cooling relay.
S337 3P1 OPEN Off On, Off
S337 3P2 OPEN Off On, Off
S338 3P1 CLOSE Off On, Off
Diagnostic switch of 3-phase electric regulator.
S338 3P2 CLOSE Off On, Off
S339 BV CTRL - Man, Auto Ball valve control type
S340 MBV1 POS - 0 ~ 100%
S340 MBV2 POS - 0 ~ 100%
MBV1 position, MBV2 position
S341 ANALOG1 0% 0 ~ 100%
S342 ANALOG2 0% 0 ~ 100%
S343 ANALOG3 0% 0 ~ 100%
Group 1
S344 ANALOG4 0% 0 ~ 100%
Diagnostic output of analog variable 1 ~ 4. They can be set to
be percentage of desired output
S345 RSD On On, Off Remote shut down. Range: On, Off
S346 AIR LOSS OK OK, ACT
Air loss alarm. OK means the system is normal. ACT means
the air loss is active, and abnormity occurred
S347 MOTOR OL ACT OK, ACT
Fan motor overload alarm. OK means the fan is normal. ACT
means the fan is overloaded, and abnormality occurred
S348 FILTER OK OK, ACT
Filter clogging situation. OK means normal; ACT means the
filter is clogged
S349 CUSTOM1 OK OK, ACT
S350 CUSTOM2 OK OK, ACT
S351 CUSTOM3 Ok OK, ACT
S352 CUSTOM4 OK OK, ACT
States of customized alarms 1 ~ 4. ‘OK ‘means normality;
‘ACT’ means that the alarm is active and that abnormality
occurs
S353 HEAT SAF OK OK, ACT Status heaters safety
S354 FLOW AT % - -
S355 FLOW ACT % - -
S356 HP1 OK OK, ACT
State of high pressure switch 1. OK means normal. ACT
means abnormal
S357 LP1 OK OK, ACT
State of low pressure switch 1. OK means normal. ACT
means abnormal
S358 C1 OL OK OK, ACT
Overload state of compressor 1. OK means normal. ACT
means abnormal
S359 HP2 OK OK, ACT
State of high pressure switch 2. OK means normal. ACT
means abnormal
S360 LP2 OK OK, ACT
State of low pressure switch 2. OK means normal. ACT
means abnormal
S361 C2 OL OK OK, ACT
Overload state of compressor 2. OK means normal. ACT
means abnormal
S367 HUM PROB OK OK, ACT
Humidifer fault state. OK means normal. ACT means
abnormal
S368 DT1 - OK, ACT Status DT1 (Outdoor/Glycol)
S369 DT2 - OK, ACT Status DT2 (Glycol/Room)
S370 DT3 On On, Off Status DT3 (Room/Setpoint)
S371 MIN CW - OK, ACT Status Min CW
S372 LWD Val - - -
S374 LSI - - -
S375 COND 2 - - -
S376 COND 1 - - -
S379 V_CTRL Time Time, Feedb Valve Control
S380 V_CAL No Yes. No Start Valve Calibration
S381 CAL_STAT Idle - -
S382 CLSD 1 - - -
S383 OPEN 1 - - -
S384 V1FDB - - -
S385 CLSD 2 - - -
S386 OPEN 2 - - -
Group 2
S387 V2FDB - - -
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