SMC Networks HRW D Series User Manual

HRX-OM-K003
Chapter 8 Appendix
8.1 Specification HRW Series
8-6
8.1.3 Alarm signal selection
User can designate one alarm signal for contact signal. See section 5.3.9 “Initial
Setting screen” for signal selecting.
The following table presents the setting-alarm relationship. The alarm signal is
turned OFF if the designated alarm detected. (Alarm signal is ON if no alarm is
detected.)
Table 8-6 Alarm signal selection
Setting
Alarm
Alarm
N/A
Alarm signal remains ON (closed) under normal circumstances.
-
Alarm1
Water Leak Detect FLT
01
Alarm2
Incorrect Phase Error FLT
02
Alarm5
Reservoir Low Level FLT
05
Alarm6
Reservoir Low Level WRN
06
Alarm7
Reservoir High Level WRN
07
Alarm8
Temp. Fuse Cutout FLT
08
Alarm9
Reservoir High Temp. FLT
09
Alarm10
Return High Temp WRN
10
Alarm11
Reservoir High Temp. WRN
11
Alarm12
Return Low Flow FLT
12
Alarm13
Return Low Flow WRN
13
Alarm14
Heater Breaker Trip FLT
14
Alarm15
Pump Breaker Trip FLT
15
Alarm17
Interlock Fuse Cutout FLT
17
Alarm18
*1
DC Power Fuse Cutout WRN
18
Alarm19
FAN Motor Stop WRN
19
Alarm21
Controller Error FLT
21
Alarm22
Memory Data Error FLT
22
Alarm23
Communication Error WRN
23
Alarm24
*1
DI Low Level WRN
24
Alarm25
*2
Pump Inverter Error FLT
25
Alarm26
*1
DNET Comm. Error FLT
26
Alarm27
*1
DNET Comm. Error WRN
27
Alarm29
F.Water Low Temp. WRN
29
Alarm30
F.Water High Temp. WRN
30
 Example
With parameter “OUT” on the Initial Setting screen set to “Alarm1”, alarm “Water Leak Detect FLT” is
detected, the alarm contact signal is switched to OFF (open).
*1: Alarm 18, 24, 26 and 27 are alarms indicating accessories (optional).
*2: Alarms 25 is only for HRW-HS (pump inverter type). As other model is assigned with no alarm,
the alarm signal always remains ON (closed).

SMC Networks HRW D Series Specifications

General

Brand	SMC Networks
Model	HRW D Series
Category	Chiller
Language	English