CIRCBDIO Circuit B Discrete Inputs/Outputs | Sterling 30RA010-055

CIRCBDIO (Circuit B Discrete Inputs/Outputs)

DESCRIPTION	VALUE	UNITS	POINT NAME	FORCEABLE
CIRC. B DISCRETE OUTPUTS
Compressor B1 Relay	On/Off		K_B1_RLY	N
Compressor B2 Relay	On/Off		K_B2_RLY	N
Minimum Load Valve Relay	On/Off		MLV_RLY	N

CIRC. B DISCRETE INPUTS
Compressor B1 Feedback	On/Off		K_B1_FBK	N
Compressor B2 Feedback	On/Off		K_B2_FBK	N

CIRCB_AN (Circuit B Analog Parameters)

DESCRIPTION	VALUE	UNITS	POINT NAME	FORCEABLE
CIRCUIT B ANALOG VALUES
Percent Total Capacity	0-100	%	CAPB_T	N
Percent Available Cap.	0-100	%	CAPB_A	N
Discharge Pressure	nnn.n	PSIG	DP_B	N
Suction Pressure	nnn.n	PSIG	SP_B	N
Calculated HP Setpoint B	nnn.n	°F	HSP_B	N
Saturated Condensing Tmp	snnn.n	°F	TMP_SCTB	N
Saturated Suction Temp	snnn.n	°F	TMP_SSTB	N
Compr Return Gas Temp	snnn.n	°F	TMP_RGTB	N
Suction Superheat Temp	snnn.n	∆F	SH_B	N

OPTIONS (Unit Parameters)

DESCRIPTION	VALUE	UNITS	POINT NAME	FORCEABLE
FANS
Fan 1 Relay	Off/On		FAN_1	N
Fan 2 Relay	Off/On		FAN_2	N
Cooler/Pump Heater	Off/On		COOL_HTR	N

UNIT ANALOG VALUES
Cooler Entering Fluid	snnn.n	°F	COOL_EWT	N
Cooler Leaving Fluid	snnn.n	°F	COOL_LWT	N
Lead/Lag Leaving Fluid	snnn.n	°F	DUAL_LWT	N

TEMPERATURE RESET
4-20 mA Reset Signal	nn.n	mA	RST_MA	N
Outside Air Temperature	snnn.n	°F	OAT	Y
Space Temperature	snnn.n	°F	SPT	Y

DEMAND LIMIT
4-20 mA Demand Signal	nn.n	mA	LMT_MA	N
Demand Limit Switch 1	Off/On		DMD_SW1	N
Demand Limit Switch 2	Off/On		DMD_SW2	N
SCN Loadshed Signal	0 = Normal		DL_STAT	N
	1 = Redline
	2 = Loadshed

MISCELLANEOUS
Heat Request	Off/On		HEAT_REQ	N
Dual Setpoint Switch	Off/On		DUAL_IN	N
Cooler LWT Setpoint	snnn.n	°F	LWT_SP	N
Ice Done	Off/On		ICE_DONE	N

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Image 78

Sterling 30RA010-055 manual CIRCBDIO Circuit B Discrete Inputs/Outputs, CIRCB_AN Circuit B Analog Parameters

Contents

SAFETY CONSIDERATIONS CONTENTS GENERAL Sterlco Comfort Network SCN Interface — MAJOR SYSTEM COMPONENTSControl Module Communication Table 1 — Unit Sizes Table 2 — Thermistor Designations Table 3 — Status SwitchesTable 5 - SCN Communication Bus Wiring Table 4 - Output Relays LEGEND FOR FIG. Page Page Fig. 3 — Wiring Schematic 30RA010-018 30RA010-018AQUA SNAP AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 3 - Wiring Schematic 30RA010-018contSEE NOTE SEE NOTE Fig. 4 - Wiring Schematic 30RA022-030 30RA022-030AQUA SNAP Fig. 4 - Wiring Schematic 30RA022-030cont AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 5 — Wiring Schematic 30RA032-040 30RA032-040AQUA SNAP Fig. 5 — Wiring Schematic 30RA032-040cont AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 6 — Wiring Schematic 30RA042-055 30RA042-055AQUA SNAP Fig. 6 — Wiring Schematic 30RA042-055cont AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC REMOTE CONTACT SW1 OFF ENABLE OFF SW2 ON Fig. 7 — Main Base BoardESCAPEENTER MODE Fig. 9 — Typical Space Temperature Sensor Wiring Fig. 11 - Energy Management Module CEPL130351 100/100 Fig. 12 — Deadband Multiplier Fig. 13 — Operating Envelope for R-22Maneurop CompressorFig. 14 — 30RA Condenser Fan Sequence Cooling Set Point Select Table 8 — Control Methods and Cooling Set Points Service Test See Table 11 — Both main powerand control circuit power must be on Fig. 16 — Scrolling Marquee Display Optional Factory-InstalledHydronic Package — •Cooler Pump Control CPC Configuration, OPT1 ON Fig. 17 — Dual Chiller Thermistor Location Table 9 — Marquee Display Menu Structure Table 10 — Run Status Mode and Sub-ModeDirectory SUB-MODE Table 12 - Temperature Mode and Sub-ModeDirectory Table 13 — Pressure Mode and Sub-ModeDirectory Table 14 — Set Point and Sub-ModeDirectoryTable 15 — Inputs Mode and Sub-ModeDirectory KEYPAD Table 16 — Outputs Mode and Sub-ModeDirectorySUB-MODE DISPLAY ITEM SUB-MODEKEYPAD DISPLAY ITEM SUB-MODEKEYPAD DISPLAY Table 18 — Time Clock Mode and Sub-ModeDirectory PER.3 SUB-MODE Table 20 — Alarms Mode and Sub-ModeDirectory Table 19 — Operating Mode and Sub-ModeDirectory KEYPAD ENTRY SUB-MODEITEM DISPLAY RSET DISP Table 23 — Operating Modes Table 24 — Example of Reading and Clearing Alarms Table 25A — 4-20mA Reset Table 26B — Configuring Return Temperature Reset Fig. 19 — Outdoor-AirTemperature Reset Fig. 18 — Standard Chilled FluidTemperature Control — No Reset Fig. 20 — Space Temperature Reset Fig. 21A — 4- to 20-mADemand Limiting Fig. 21B — Cooling Set Point 4 to 20 mA TROUBLESHOOTING Table 27 — Configuring Demand Limit Table 28 — Troubleshooting Recommended that system be filled with an approand fluid tubing Fig. 22 — Component Arrangement — 30RA010-030 FU — Fuse GND — Ground Fig. 23 — Component Arrangement — 30RA032-040 FU — Fuse GND — Ground Fig. 24 — Component Arrangement — 30RA042-055 FU — Fuse GND — Ground NOTES LEGEND Table 29 — Alarm and Alert Codes Table 29 - Alarm and Alert Codes cont Table 29 — Alarm and Alert Codes cont ALARM Table 29 — Alarm and Alert Codes cont ALARM Table 29 — Alarm and Alert Codes cont ALARM Table 30 - Unit Torque Specification SERVICECompressor Replacement Refer to Fig Electronic Components Fig. 29 — Compressor Location — 30RA010-030 Fig. 28 — Compressor WiringFig. 27 — Typical Compressor Mounting — All Sizes Fig. 30 — Compressor Location — 30RA032-055 Condenser Section and Coils Table 31 - Oil Charge Fig. 32 — Condenser-FanMounting Fig. 31 — 30RA Access PanelsCheck Refrigerant Feed Components Fig. 33 — Condenser-FanPosition Standard Fan Compressor and Unit Protective Devices Table 32 — Factory Settings, High-PressureSwitch Fixed Check Unit Safeties COOLER FREEZE-UPPROTECTION TEMP TEMP For Thermistor T10 For Thermistor T10 Main Base Board, J8 Connector Fig. 35 — Fluid-SideTemperature Sensors T1 and T2Fig. 36 — Thermistor Connections to PROGRAMMING Mode Table 37 - Fault Codes •P50: FAULT HISTORY — Last 8 faults•P51: SOFTWARE version PARAMETERS Table 39 — Replacement Modules PRE-START-UP MAINTENANCEMinimum Loop Volume System Check Operating Limitations OPERATION SEQUENCE Table 41 — Temperature Limits forStandard 30RA Units CIRCADIO Circuit A Discrete Inputs/Outputs APPENDIX ASCN Tables A_UNIT General Unit Parameters CIRCA_AN Circuit A Analog Parameters CIRCBDIO Circuit B Discrete Inputs/Outputs CIRCB_AN Circuit B Analog ParametersOPTIONS Unit Parameters DUALCHIL Dual Chiller Configuration Settings ALARMDEF Alarm Definition TableDISPLAY Marquee Display SETUP BRODEFS Broadcast POC Definition Table OPTIONS1 Options 1 Configuration OPTIONS2 Options 2 Configuration SCHEDOVR Timed Override Setup RESETCON Temperature Reset and Demand LimitSETPOINT ALARMS: Maintenance Display UNITMAINTENANCE CURRMODS: Maintenance Display DUALCHIL: Maintenance Display LEARNFNS Maintenance Display LOADFACT: Maintenance Display PM-COIL:Maintenance Display PM-PUMP:Maintenance DisplayPM-STRN Maintenance Display RUNTEST: Maintenance Display STRTHOUR Maintenance Display TESTMODE: Maintenance DisplayVERSIONS: Maintenance Display WSMDEFME: Maintenance Display FACTORY SETTINGS FOR COMPRESSOR, FAN, PUMP APPENDIX BAND MANUAL STARTERS AND MANUAL STARTERS cont FACTORY SETTINGS FOR COMPRESSOR, FAN, PUMP APPENDIX C DataPort, DataLink, BAClink Object Definition OPTIONS SETPOINT II. Preliminary Equipment Check START-UPCHECKLIST FOR 30RA LIQUID CHILLERRemove and use for Job File I.Project Information Design Information III. Unit Start-Up Start and Operate Machine. Complete the Following CL-3 Record Software Versions MODE — RUN STATUS COMMENTSCL-4 UNIT Configuration Settings OPTIONS1 Options ConfigurationIII.Unit Start-Upcont III.Unit Start-Upcont OPTIONS2 Options ConfigurationRSET Reset Configuration Settings CL-6 SETPOINT SLCT Setpoint and Ramp Load ConfigurationIII.Unit Start-Upcont CL-7 Service Test Mode and Sub-ModeDirectory III.Unit Start-Upcont