Taylor TW-357 manual Kryos Specifications

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	TW-357 REV E
KRYOS Specifications
Configurations:	Designed exclusively for all Taylor-Wharton LABS CryoStorage
	Systems
Power Supply:	16.5 VAC, 40 Voltamps – Standard Battery Backup Version
	24 VAC, 40 Voltamps (No Battery)
	(For power outlets other than North American 110 VAC contact
	Taylor-Wharton Customer Service.)
Sensor Assembly:	Freeze-Guard Assembly – Standard
	8-Thermistor Assembly– Optional
	4-Thermistor Assembly – Optional
Thermocouples:	Operates with none, 1 or 2 Type T
	Thermocouples (1 piece standard)
Solenoid Valve:	12 VDC cryogenic solenoid valve – Standard
Control Type:	Liquid Level Control or Liquid Level Control with Temperature
	Control
Security:	User Access via 2-digit password
	Power On/Off Password
	Menu access Password
Alarms:	Audible
	Visual red LED
	Alarm description
	Remote alarm relay
Diagnostics:	Circuit diagnostics at start-up
	Sensor diagnostics from front panel
	Thermocouple diagnostics from front panel
	Manual Test for audible, visual and remote alarms
Temp. Calibration:	Automated calibration from the front panel
Communications:	RS-232 Serial Port for 2-way communications capable
Logging Capacity:	System Logs (4096 events)
	Alarm Logs (4096 events)
	Temperature Logs (32,768 events)
Battery:	A CR2032 coin cell battery is used to back up time/date

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Contents Labs TW-357 REV E Installation Table of ContentsSafety Precautions for Liquid Nitrogen Extreme Cold Cover Eyes and Exposed SkinKeep Equipment Area Well Ventilated Liquid Nitrogen SystemElectrical Freight Damage PrecautionsDispose of Waste Liquid Nitrogen Safely General Information Text Format NotationLabs Cryostorage Specifications Kryos Specifications Installation Unpacking and InspectionLiquid Nitrogen Supply Connection Repackaging for ShipmentPower Supply Connection Kryos Control Field InstallationOperation Initial FillInterface Panel Sensor AssemblyControl Components Lid Switch Battery BackupRemote Alarm Solenoid ValveLiquid Phase Storage Operating ParametersAdding an Inventory Control System Thermocouple PositioningRacks are not Square Orientation is Important Inventory Control System Layouts Labs Cryostorage SystemLABS-80K LABS-40K Fenwal 4R59953 Blood Bag Rack Arrangements Fenwal 4R5462 9955 Blood Bag Rack Arrangements Power Control OperationIntroduction Normal Fill CycleMain Display Screen Menu SystemHigh Temperature 4.1 Valve Open Temperature Thermocouple Select Calibrate TemperatureTest Temperature System Help ScreensAlarms and Error Conditions Sensor TypeLogging System AlarmsTest Alarms Error Logs Dump LogsTemperature Logs System LogsErase Logs SecurityLid Switch Setup Control By TemperatureTemperature Control Settings Control TemperatureTime and Date Set Serial Communications and RS-232 SettingsUser Access Logs Control Range Freeze-Guard OptionsValve Monitoring Valve Open DurationControl On Battery Backup Version Solenoid ValveDisplay Brightness About this ControlBattery Life Interface SoftwareDefrosting Your LAB-Series CryoStorage System MaintenanceStrainer Cleaning Instructions Cleaning Your Taylor-Wharton CryoStorage System Making Adjustments to the Labs Kryos Sensor Assembly Default Start Fill / Stop Fill Default Auto Defog Kryos Kryos V9.0 & Kryos V9.0B Level ReadingsOffset Value Units of measureRemoving/Installing the Solenoid Valve Ohms to 18 K ohmsSensor Plug Schematic Pin View SchematicsLabs Plumbing Assembly Plumbing AssemblyTroubleshooting SymptomsController Will Not Turn on Indicates High Liquid LevelIndicates Open Sensor Temperature reading 10 to 20 degrees warmIndicates Low LN2 Supply Lid Open Alarm QCF Quick Chill Feature Will Not OperateFill Solenoid Cycles On and Off Fill Solenoid Makes Humming NoiseDefog Feature Will Not Operate Power Failure AlarmPush Buttons Will Not Respond Liquid Level Readout is IncorrectFactory Settings Replacement Parts Level Controller Electrical/Mechanical Parts80K/40K/20KTaylor-Wharton Technical Services. Phone 800-898-2657 Fax Harsco Corporation