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7

CONTROLLER SPECIFICATIONS 

 
 
BASE TEMPERATURE RANGE 

Continuously adjustable over range 20

 - 30

 C with flat 

bladed screwdriver 

 
CONTROL RANGE 

 

20.5

either side of nominal base temperature point in 

switchable 0.1

 steps. 45

 C max. 

 
CONTROL ACCURACY 

0.1

 C 

 
DIGITAL READOUT: Resolution 

0.1

 C 

                                       Accuracy 

0.1

 digit 

 
AMBIENT OPERATING RANGE 

15 - 45

 C 

 
 
INPUT POWER REQUIREMENTS 

100 - 120V AC, 60Hz, 100W 

 

200 - 240V AC, 50Hz, 100W 

 
SIZE 

8" high  x  7" wide  x  15" deep 

WEIGHT 28 

lbs 

 
OTHER FEATURES 

Spring loaded switch indication of set-point  Safety 
shutdown with warning lamp in case of fault condition 
such as thermocouple sensor breakage, lack of cooling 
water or electronics failure. Self-sealing water connectors.  
Auxiliary AC switched output. 

 

THERMAL PROBE SPECIFICATIONS 
 

SIZE 

 6.5” long  x 5/8” dia. Total length with cable, 6 feet approx
  

WEIGHT 0.5 

lb 

 
TEMPERATURE CONTROLLED      

0.5” diameter  

SURFACE AREA 
 
RANGE 

0 - 45

 C 

 

Note: Sustained exposure to temperatures over 46

 C can 

cause burns. This equipment is not intended for use at 
temperatures over 45

 C 

 
RESPONSE TIME 

Less than 4 seconds in heating or cooling 

 
OTHER FEATURES 

Built-in feedback sensor, type T, copper-constantan. 

 

Self sealing water connectors. 

 
 
 
 
 
 

5.0 

WARRANTY AND SERVICE 

 

Summary of Contents for NTE-2A

Page 1: ...t Supplied 2 2 Water Pump and Tank Unit 2 3 Attaching AC Line Cords 2 4 Attaching Water Tubes 2 5 Connecting the Thermal Probe 2 6 Connection to AC and Switch On 3 0 OPERATING INSTRUCTIONS 3 1 Adjusting Base Temperature of Controller 3 2 Measuring Absolute Temperature 3 3 Warning Light 4 0 SPECIFICATIONS 5 0 WARRANTY AND SERVICE W Shared docs Operating manuals EB NTE 2A Rev 1 01 25 07 ECO 10292 ...

Page 2: ...nd below room temperature The temperature of the tip of probe can be adjusted using the SET DIFFERENTIAL TEMP switch of the controller which maintains the temperature at the set point The digital readout on the controller continuously indicates the actual tip temperature of the probe For stable operation the thermoelectric module requires a trickle of cooling water This is supplied from the Pump a...

Page 3: ...lowing when the controller is turned on Check water level periodically during operation to ensure that water level is within three inches of the lip of the container To prevent spills all water connections are automatically self sealing when disconnected The pump in the PTU 110A Pump and Tank Unit is self priming When first started it will be noisy for five or ten seconds This is normal After the ...

Page 4: ...ut and reinserted with the proper orientation Please note The controller can be set to 120V or 240V However the pump and tank unit does not have voltage setting adjustments Use PTU 110A for 110 120V and PTU 220 for 220 240V operation 2 4 ATTACHING WATER TUBES The Pump and Tank Unit is supplied with two water tubes All connections are self sealing when disconnected to prevent water spills To connec...

Page 5: ...ion To protect the tip during shipment and when not in use a clear protective sheath is provided with the Thermal Probe The protective sleeve has a bayonet type locking feature and can be left in place on the probe shaft To expose the tip simply twist the sheath until the retaining screw is in the radial slot and slide the sheath back or forward along the probe shaft Twist it again to lock it in p...

Page 6: ...de exact setting All further temperature settings can be made using the digital control settings switches on the front panel These settings allow the temperature of the stage to be incremented or decremented in 5 1 degree or 1 10 steps from the base temperature 3 2 MEASURING ABSOLUTE TEMPERATURE The digital display of the controller may be used as a readout for an external sensor Type T copper con...

Page 7: ... of set point Safety shutdown with warning lamp in case of fault condition such as thermocouple sensor breakage lack of cooling water or electronics failure Self sealing water connectors Auxiliary AC switched output THERMAL PROBE SPECIFICATIONS SIZE 6 5 long x 5 8 dia Total length with cable 6 feet approx WEIGHT 0 5 lb TEMPERATURE CONTROLLED 0 5 diameter SURFACE AREA RANGE 0 45 C Note Sustained ex...

Page 8: ... this instrument call 973 779 5577 or e mail physitemp aol com In the event that any part of this system is to be returned for repair or recalibration please pack it with care and send it prepaid via Federal Express to Service Department PHYSITEMP INSTRUMENTS INC 154 Huron Avenue Clifton NJ 07013 U S A Please include with the instrument 1 A note describing any problems encountered 2 The name and t...

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