Hygrodynamics 6400 Manual

Hygrometer/controller

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Hygrometer/Controller
Model 6400
PC Board Module for use in OEM Equipment
Newport Scientific, Inc
newport-scientific.com
8246 Sandy Court Suite E
P 301-498-6700
Jessup, MD 20794-9632
F 301-490-2313
USA
email
sales@newport-scientific.com
hygrotechnical@newport-scientific.com

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Summary of Contents for Hygrodynamics 6400

  • Page 1 Hygrometer/Controller Model 6400 PC Board Module for use in OEM Equipment Newport Scientific, Inc newport-scientific.com 8246 Sandy Court Suite E P 301-498-6700 Jessup, MD 20794-9632 F 301-490-2313 email sales@newport-scientific.com hygrotechnical@newport-scientific.com...
  • Page 2: Table Of Contents

    Table of Contents MANUAL REVISIONS ..................2 PRODUCT REVISIONS ..................2 ORDERING OPTIONS ..................2 PRODUCT OVERVIEW ..................3 SENSOR SELECTION ..................4 1200 S ................... 4 ERIES ENSORS 1400 S ................... 4 ERIES ENSORS ............6 ENSOR ECOMMENDATIONS BY PPLICATION ....................
  • Page 3: Manual Revisions

    230VAC Control Relays 1 SPDT relay 2 SPDT relays Base Model 6400 Standard option for OEM use. 6401 Special for use in Hygrodynamics dew point monitors. 6402 Reduced functionality, only supports 1205DM sensor. Used for 6392N replacements. 6400_B September 2019...
  • Page 4: Product Overview

    Product Overview The 6400 is a standalone PC board module used to indicate and control moisture in industrial process air. When used with Newport Scientific’s Hygrosensors, a broad range of moisture conditions can be monitored. Features: Large 4-digit red LED display on the backside of PC board to indicate ...
  • Page 5: Sensor Selection

    Sensor Selection The 6400 is designed for exclusive use with Newport Scientific’s narrow range Hygrosensors. Correct sensor selection is important for a successful moisture monitoring system. Use 1200 series for basic moisture measurement, or 1400 series for enhanced accuracy and measurement range.
  • Page 6 1400 Series Sensor Measurement Ranges 6400_B September 2019...
  • Page 7: Sensor Recommendations By Application

    NOTE: Hygrosensors can operate at temperatures beyond those shown in the charts. Contact Newport Scientific about applications at more extreme temperatures. Sensor Recommendations by Application Monitoring Application Sensor Desiccant dryers for plastics molding 1405DM Desiccant dryers for medical breathing air 1407 or 1409 Refrigerated dryers for medical breathing air 1409...
  • Page 8 inside the manifold. If sampling atmospheric air, a sampling vacuum pump may be required at the manifold outlet port to ensure adequate sample air flow through the manifold. The sensor manifold has multiple 10-32 tapped holes for attachment to a panel.
  • Page 9: Installation

    WARNING: As part of the installation, the 6400 must be housed in a suitable electrical enclosure. This enclosure must also serve as a suitable fire enclosure. The PC board is not rated for exposed operation.
  • Page 10: Wiring

    0 to 5 volt linear output NOTE FOR 6392N APPLICATIONS: When replacing a legacy 6392N board, connection numbers 1-11 can be duplicated directly to the 6400 terminal block. Only the sensor cable shield needs to be relocated to terminal number 13 on the 6400 board.
  • Page 11 Power Wire for power connections must be minimum 22AWG wire rated 300VRMS. Protective ground wire must be minimum the same size as used for power connection. WARNING: An all-pole disconnect device should be installed in line with the power connections to the board to allow safe servicing of the board. Any disconnect used must not interrupt the connection to protective earth ground.
  • Page 12 Relay behavior is defined by its relay action setting. NOTE: Relay 2 is present only on 6400-2 models. Sensor Sensor terminal A is the sensor excitation signal. Sensor terminal B is the moisture signal, and terminal C is the temperature signal.
  • Page 13: Configuration

    Configuration Configuration options are available through the pushbuttons on the back of the PC board. Two buttons are used to navigate through the menu. Scroll through options using the UP and DOWN buttons, and press both buttons together to select (this is the ENTER command). Enable configuration mode by pressing ENTER.
  • Page 14 Configuration Menu Options Mode Operational oPEr → Resume process operation ↑ Set point 1 SEt1 → -10F ↓ or ↑ to change, → to store ↓ Set point 2 SEt2 → 5.0F ↓ or ↑ to change, → to store ↓...
  • Page 15: Configuration Options

    Configuration Options Set Point   Factory default: SEt1 -10 F, -23 C dew point, or 30% RH   SEt2 5.0 F, -15 C dew point, or 70% RH Options:   F to +70 F dew point  ...
  • Page 16 Process Unit Factory default: dpF Options:  Dew point  Dew point Relative humidity AirF  Air temperature F (display only) AirC  Air temperature C (display only) The parameter that the PC board operates on is determined by the process unit setting.
  • Page 17 1213 Setting for 1213, 1413 sensors Sensor selection determines the measurement range of the 6400. For correct readings, the sensor selection must agree with the sensor part number that is connected to the PC board (refer to the options listed above).
  • Page 18 (such as a high dew point alarm on a dryer), this setting will also indicate an ‘alarm’ when operating power is removed from the 6400 PC board. Indirect action is the default setting in order to be compatible with 6392 installations.
  • Page 19 Over Range Action Factory Default: none Options: none No action taken rLY1 Relay 1 alarm rLY2 Relay 2 alarm Sensor over range condition can be indicated by forcing an alarm on either of the control relays. Over range detection only applies to RH or dew point parameters, NOT to air temperature.
  • Page 20: Operation

    This is a warning that the value indicated on the display may not represent the actual process value. When using the 6400 with 1400 Series sensors, the value at which out of range condition occurs will vary with air temperature.
  • Page 21: Maintenance

    Air Temperature Units Reminder If the process unit is set to AirF or AirC, the display will occasionally flash Air in place of the temperature reading to remind users that the product is configured to indicate air temperature as opposed to dew point. Missing Thermistor If the process unit is set to AirF or AirC without a 1400 Series sensor connected to the board, the display will indicate a missing thermistor condition.
  • Page 22: Specifications

    Specifications DEW POINT RANGE -40F to +70F (-40C to 23C), sensor dependent RH RANGE 0.4% RH to 95% RH, sensor dependent TYPICAL SYSTEM ACCURACY ±3F dew point ±2% RH ±2F air temperature CONTROL RELAY CAPACITY 5A 250VAC ANALOG OUTPUT SCALE Depending on units selection, 0 - 5VDC scaled as: -40F to +70F (-40C to 23C) dew point 0 to 100% RH...
  • Page 23: Warranty

    SIX MONTHS from date of shipment of Hygrodynamics Wide-Range Sensors and THREE MONTHS from date of shipment of Hygrodynamics Narrow-Range Sensors and repaired equipment. THIS WARRANTY IS EXPRESSLY IN LIEU OF OTHER WARRANTIES. Seller shall not be held liable for any...
  • Page 24 Newport Scientific, Inc newport-scientific.com 8246 Sandy Court Suite E P 301-498-6700 Jessup, MD 20794-9632 F 301-490-2313 email sales@newport-scientific.com hygrotechnical@newport-scientific.com...

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