42
Table 24 — Example of Reading and Clearing Alarms
Table 25A — 4-20 mA Reset
NOTE: The example above shows how to configure the chiller for 4-20 mA reset. No reset will occur
at 4.0 mA input, and a 5.0 F reset will occur at 20.0 mA. An EMM is required.
Table 25B — Menu Configuration of 4 to 20 mA Cooling Set Point Control
SUB-MODE
KEYPAD
ENTRY
ITEM
ITEM EXPANSION
COMMENT
CRNT
AXXX or TXXX
CURRENTLY ACTIVE ALARMS
ACTIVE ALARMS (AXXX) OR
ALERTS (TXXX) DISPLAYED.
CRNT
RCRN
NO
Use to clear active alarms/alerts
NO
NO Flashes
YES
Select YES
NO
Alarms/alerts clear, YES changes to NO
SUB-MODE
KEYPAD
ENTRY
ITEM DISPLAY
ITEM
EXPANSION
COMMENT
RSET
CRST
1
COOLING RESET
TYPE
0 = no reset
1 = 4 to 20 mA input
2 = Outdoor air temp
3 = Return Fluid
4 = Space Temperature
CRT1
4.0
NO COOL RESET
TEMP
Default: 125 F (51.7 C)
Range: 0° to 125 F
CRT2
20.0
FULL COOL
RESET TEMP
Default: 0° F (–17.8 C)
Range: 0° to 125 F
DGRC
5.0 F
(2.8 C)
DEGREES COOL
RESET
Default: 0° F (0° C) Reset at 20 mA
Range: –30 to 30 F (–16.7 to 16.7 C)
MODE
(RED LED)
KEYPAD
ENTRY
SUB-MODE
KEYPAD
ENTRY
ITEM DISPLAY
ITEM
EXPANSION
COMMENT
CONFIGURATION
DISP
UNIT
OPT1
OPT2
RSET
SLCT
CLSP
0
COOLING SETPOINT SELECT
0
Scrolling Stops
0
Flashing ‘0’
4
Select ‘4’
4
Change Accepted
ENTER
ESCAPE
ENTER
ENTER
ENTER
ENTER
ENTER
ENTER
ENTER
ENTER
Содержание AquaSnap 30RA010
Страница 6: ...6 Fig 1 Typical Control Box for 30RA010 030 022 030 Shown ...
Страница 7: ...7 Fig 2 Typical Control Box for 30RA032 055 042 055 Shown ...
Страница 8: ...8 Fig 3 Wiring Schematic 30RA010 018 30RA010 018 AQUA SNAP ...
Страница 10: ...10 Fig 4 Wiring Schematic 30RA022 030 30RA022 030 AQUA SNAP ...
Страница 11: ...11 Fig 4 Wiring Schematic 30RA022 030 cont AQUA SNAP LOW VOLTAGE CONTROL SCHEMATIC 022 030 ...
Страница 12: ...12 Fig 5 Wiring Schematic 30RA032 040 30RA032 040 AQUA SNAP ...
Страница 13: ...13 Fig 5 Wiring Schematic 30RA032 040 cont AQUA SNAP LOW VOLTAGE CONTROL SCHEMATIC 032 040 ...
Страница 14: ...14 Fig 6 Wiring Schematic 30RA042 055 30RA042 055 AQUA SNAP ...
Страница 15: ...15 Fig 6 Wiring Schematic 30RA042 055 cont AQUA SNAP LOW VOLTAGE CONTROL SCHEMATIC 042 055 ...