Emerson Liebert PEX Series, User Manual

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Chapter 5 iCOM Controller 61
5.7.6 SET ALARMS
The SET ALARMS menu is displayed in nine pages. The first page provides the settings of alarm upper/lower limits
and customized alarms. The other eight pages provide the settings of alarm delay.
Alarm upper/lower limits setting
The alarm upper/lower limits in the SERVICE MENUS are set the same as those in the USER MENUS. For details,
see Table 5-6
.
Customized alarms setting
See Table 5-23 for the descriptions of customized alarms setting.
Table 5-23 Descriptions of customized alarms setting
Parameters Default Parameters Default
S202 RTN SNSR Yes S215 LO SUP 10°C
S203 HI TEMP °C S224 CUST IN1 WATER
S204 LO TEMP °C S225 C1 ACT CLOSE
S205 HI HUM 60% S226 CUST IN2 WATER
S206 LOW HUM 40% S227 C2 ACT CLOSE
S207 SENSOR A No S228 CUST IN3 WATER
S208 HI TEMP A °C S229 C3 ACT CLOSE
S209 LO TEMP A °C S230 CUST IN4 HEAT A
S210 HI HUM A % S231 C4 ACT OPEN
S211 LO HUM A % S232 WA AC AL No
S213 SUP SNSR No S233 WAT OFF No
S214 HI SUP T 24°C
CUST IN1, CUST IN2, CUST IN3 and CUST IN4 can be set to 21 types of input. See Table 5-24 for details.
Table 5-24 Descriptions of types
Types Description Types Description Types Description
SMOKE Smoke alarm RH+HU Rht + Hum lockout RJTVS HTRJ TVSS
WATER Water leakage alarm COMP Compressor lockout Fire Fire Alarm
C PMP Cooling pump alarm Call Call for service 2.Set 2nd Setpoint
FLOW Insufficient water alarm Temp High temperature alarm NoP No Power
G PMP Standby pump alarm Air Air loss alarm LSI LSI
STBY Standby unit alarm FC L. FC lockout Cnd 1 Condensor 1 Fail
C-In1 Customized alarm 1 HeatA Heater alarm Cnd 2 Condensor 2 Fail
C-In2 Customized alarm 2 FLOSD Flow AL SD ScRed D-Scroll Red
C-In3 Customized alarm 3 FLOLC Flow AL LC Swap V Swap Valve
C-In4 Customized alarm 4 ComPD Comp Lock PD ECFan EC Fan Fail
RHT Reheater lockout En FC Enable FC,
HUM Humidifier lockout RJVFD HTRJ VFD
C1 ACT, C2 ACT, C3 ACT and C4 ACT correspond to the customer alarms. ‘OPEN’ means normally open, ‘CLOSE’
means normally closed.
Alarm delays setting
The alarm delays are the time after faults occur and before the alarms are triggered. See Figure 5-9 for the menu
format.
2/10
S236
S237
S238
S239
S240
S241
FOL
LOA
CF
HRT
LRT
HRH
DEL EN
T
5
3
2
30
30
30
Yes
Yes
Yes
Yes
Yes
Yes
ALM
ALM
WRN
WRN
WRN
WRN
01 SET ALARMS
Figure 5-9 Alarm delay
The alarm name, delay time, delay enabling and alarm type are displayed from left to right in the list.
The alarm delay can be set to 0 ~ 9999. Unit: second.
Liebert.PEX2 Series Air Conditioner User Manual