| Model |
Specs |
Image (click for larger) |
Model 501
Thermocouple, Non-Isolated |
Calibrated Span 5VDC Min.
Thermocouple Types: J,K,T,R,S,E, & B
Impedance: 1 M Ohm Type.
The 501 series thermocouple transmitters are designed for general purpose instrumentation applications. The transmitter is housed in an all steel enclosure with front adjustable Zero and Span controls. All instruments are factory calibrated for specific input and output requirements. Excellent stability and repeatability are major features of these instruments. Options include low alarm and/or, high alarm. |
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Model 502
D.C. Millivolt, Non-Isolated |
DC Millivolts
Impedance 1 Ohm Min.
Span 5mVDC Min. 100mVDC Max.
Zero Suppression –5% to 100% of Span
The 502 series millivolt transmitters converts the output of various millivolt sources such as analyzers and pyrometers to standard process voltage or current signals. It features high impedance input and excellent stability. |
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Model 503
D.C. Current, Non-Isolated |
DC Current Span: 1mADC into 10Ohm
4-20mADC into 2 Ohm
10-50mADC into 1 Ohm
100mADC Max. into 1 Ohm
The 503 series DC current to current transmitters provides the instrument engineer with a means of expanding current loops and adding alarm functions to established loops with fixed resistances. |
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Model 504
D.C. Voltage, Non-Isolated |
DC voltage
Span: 0.1VDC Min. to 600VDC Max.
Impedance: 1 Meg Ohm
The 504 series voltage transmitters will accept DC voltages from 0.1VDC to 600VDC and provide a 4-20, 10-50mADC or 1-5VDC output. |
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Model 505
Manual controller, Non-Isolated |
Adjustable Calibrated Knob. (0 - 100%)
Alarms are not available on this model.
The 505000 is a manually operated transmitter producing a current or voltage output signal for manual loop control. The 505 features open and closed loop condition LED’s, and manual/auto transfer switch. |
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Model 506
D.C. Slidewire, Non-Isolated |
Slidewire Resistance
Span: 100Ohm Min. 3000 Ohm Max.
Excitation: 0.5mA Typ. 1.0mA Max.
The 506 series transmitters convert the output of any 3 wire position, level or pressure potentiometer instrumentation to standard control loop signal levels. Span and zero are adjustable from the front panel. |
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Model 507 RTD
Non-Isolated |
Nickel, Copper or Platinum 2 or 3 Wire with Lead Compensation 10 to 2200 Ohms @ 32ºF Nominal.
Minimum Span: Copper 235ºF
Nickel 15ºF, Platinum 30ºF
Excitation: 0.5mA Typ. 1.0mA Max.
The RTD to current transmitter converts the resistance change from any of the industry’s standard RTD’s into process control loop current or voltages. Front panel span and zero adjustments standard. |
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Model 508
Tachometer, Non-Isolated |
Span 0-5Hz Min. 0-20,000Hz. Max
20MVRMS Min. @100Hz, Sine, Square or Pulsed Waveforms
Zero Suppression: -5% to 100% of Span Std.
The 508 frequency to current transmitter accepts input frequencies up to 20,000 Hz. Normal input signals are from electro-magnetic pick-ups, contact closures, or photocells to measure and control speed, flow, frequency or rate. |
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Model 509
Square Root Extractor, Non-Isolated |
1-5mADC into 400 Ohm
4-20mADC into 100 Ohm
10-50mADC into 40 Ohm
The 509 square root transmitter is primarily used to convert the squared law signal received from differential pressure transmitters to standard mA DC loop currents. |
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Model 510
Strain Gauge, Non-Isolated |
302 Pressure Transducer or any 4 wire Resistance Bridge. 100 Ohm Min. 1500 Ohm Max.
Span: 5mVDC Min.
Excitation: Regulated 5 to 15VDC
The 510 transmitter converts 4 wire bridge, load cells and pressure transducer inputs to standard current or voltage output signals. Transducer excitation voltage is standard on the 510 series. |
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Model 513
D.C. Millivolt, Isolated |
DC Millivolts
Impedance: 1 M Ohm Typical
Span: 5mVDC Min. 100mVDC Max.
Zero Suppression ±100% Span. Std.
Excitation: Optional
The 513 millivolt to current transmitter converts various millivolt sources to standard current or voltage outputs. Input and output are transformer isolated. |
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Model 514
Thermocouple, Isolated |
Thermocouple; All Std. I.S.A.
Calibrated Span 5mVDC Min.
Types: J,K,T,R,S,E, & B
Impedance: 1 M Ohm Typ.
This 514 thermocouple to current transmitter is a stable temperature compensated millivolt amplifier with 0.1% accuracy. Input and output are transformer isolated. Cold junction compensation is standard. |
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Model 515
D.C. Current, Isolated |
DC Current
Span: 1mADC into 10 Ohm
4-20mADC into 2 Ohm
10-50mADC into 1 Ohm
100mADC Max. into 1 Ohm
Excitation: Optional
The 515 current transmitter provides the instrument engineer with a means of expanding current loops and adding alarm functions and guaranteed complete input to output isolation. |
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Model 516
RTD, Isolated |
Nickel, Copper or Platinum
3 Wire with Lead Compensation 10 to 2200 Ohm @ 32ºF Nominal.
Minimum Span: Copper 235ºF
Nickel 15ºF, Platinum 30ºF
Excitation: 0.5mA Typ. 1.0mA Max.
The 516 is an isolated RTD to Current transmitter. Inputs are all standard RTD’s output is either a process control loop current or voltage. The 516 offers Input to output isolation, with multi-turn span and zero adjust located on the front panel. |
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Model 517
Slidewire, Isolated |
Slidewire Resistance
Span: 100 Ohm Min. 3000 Ohm Max.
Excitation: 0.5mA Type. 1.0mA Max.
The 517 converts the output of any 3 wire position, level or pressure potentiometer instrumentation to standard control loop signal levels. The 517 has complete input to output isolation. |
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Model 518
Tachometer, Isolated |
Span 0-5Hz Min. 0-20,000Hz. Max.
50mVRMS @100Hz, Sine, Square or Pulsed Waveforms.
Zero Suppression: ± 100% of Span Std.
Excitation: Optional
The 518 is a transformer isolated frequency to DC transmitter for use with AC tach-generators, magnetic pick-ups, photocells and line frequency measurements. |
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Model 520
A. C. Millivolt, Isolated |
Span: 5mVRMS to 600VRMS Max.
Frequency Range: 5Hz to 2.5KHz ±0.25dB
Impedance: 1 M Ohm
Options: Excitation
Any AC signal span between 5 mV RMS and 600 VRMS can be converted to a standard loop current or voltage. The extended frequency range makes the 520 Series ideal for accelerometers and other AC signal transducer applications. |
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Model 521
Strain Gauge, Isolated |
302 Pressure Transducer or any 4 wire Resistance Bridge
100Ohm Min. 1500 Ohm Max.
Span: 5mVDC Min.
Excitation: Regulated 5 to 24VDC
The 521 isolated strain gauge transmitter converts all pressure and load cell type signals into loop current or voltage output. |
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Model 522
D.C. Voltage,Isolated |
DC voltage
Span: 0.1VDC Min. to 600VDC Max.
Impedance: 1 M Ohm
Excitation: Optional
The 522 isolated DC voltage to current transmitter will accept DC voltage from 0.1VDC to 600VDC and provide a 4-20, 10-50mADC or 1-5VDC output. |
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Model 523
A. C. Current, Isolated |
0-5 amps: AC Standard
Accuracy: 0.2% of Span @ 75ºF
Frequency Range: 25 to 400Hz
Impedance: .05 Ohm shunt 0-5 amps AC
The 523 AC current transmitter provides complete isolation between input, output and ground. Standard input is 0-5 amps AC and by using an external current transformer, the input range may be extended to 1000 amps. |
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