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Control Systems
Engineering, Inc.
Partlow Recorders
Partlow MRC 5000

The best value available today for simple recording. A low cost, general purpose, microcontroller based, one or
two pen, 10" circular chart recorder available in two versions; basic recorder and limit recorder. Simple 3 button
operation and configuration. Slim 2.5" panel depth and 3.8" overall depth makes it ideal for panel or surface
mounting.
Standard features

* 4 Digit display
* Universal sensor inputs: thermocouple, 3 wire RTD, or DC linear (mA, mV, V)
* 2 Programmable alarms per pen
* Chart speeds: 8, 12, 24, and 48 hours, and 7 days
* Disposable fiber tipped pens: red, green
* 90 to 264V AC powered

Optional capabilities

* Up to 4 alarm relay outputs
* NEMA 4X enclosure
* Door lock
* Configurable from an IBM PC compatible
* RS-485 Communications
* 20 to 50 VAC/DC powered operation

Key Specifications

* Measurement accuracy: +/- 0.25%
* Recording accuracy: +/- 0.5%
* 5A SPST relays
* 14" H x 14" W x 3.8" D
* Fits 12.7" square panel cutout
* 2 Year warranty

Agency Approvals

* UL Listed
* cUL Certified for Canada
* CE Compliance (optional)

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MRC 7000

A general purpose, microcontroller based, one or two pen, 10" circular chart recorder available in four versions;
basic recorder, limit recorder, recording controller, and recording profile controller. The controller is capable of
controlling any process from simple on/off to dual 4-20mA outputs with full PID on both pens. Can be panel or
surface mounted.
Standard features

* 4 Digit display per pen
* Universal Isolated sensor input: thermocouple, RTD, mA, mV, or V
* Chart speed from 0.1 to 999.9 hours
* Disposable fiber tipped pens: red, green

Optional capabilities

* 2 Programmable alarms per pen
* Up to 8 relay type outputs
* Up to four 4-20mA outputs
* Process value retransmission
* RS-485 Communications
* 24V Transmitter power supply
* Door lock
* Water-tight enclosure

Optional controller capabilities

* On-off, time proportioning, or current proportioning control
* Single or dual control output
* Position proportioning for use with slidewire feedback
* Relay, SSRD, or mA outputs
* Remote setpoint input

Optional profiler capabilities

* Profile one or two pens
* 8 Profiles, each with 6 ramps and 6 soaks
* Up to 6 event relay outputs
* Remote Run/Hold

Key Specifications

* Measurement accuracy: +/- 0.25%
* Recording accuracy: +/- 0.5%
* 1 Scan per second
* 5A SPST or SPDT Relay outputs
* 13.19" H x 15.13" W x 3.63" D
* 115 or 230 (optional) VAC powered
* 3 Year warranty

Agency Approvals

* UL Listed
* CSA Certified
* CE Compliance (optional)

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Partlow MRC 7700

A special purpose instrument with an algorithm to automatically calculate relative humidity from wet bulb and dry
bulb temperatures. A microcontroller based, one or two pen, 10" circular chart recorder, available in three
versions; basic recorder, recording controller, and recording profile controller. The controller is capable of
controlling any process from simple on/off to dual 4-20mA outputs with full PID on both pens. Can be panel or
surface mounted.
Standard features

* Selectable process value display for each pen: wet bulb, dry bulb, or RH.
* Compensation for barometric pressure changes
* 4 Digit display per pen
* Universal Isolated sensor input: thermocouple, RTD, mA, mV, or V
* Chart speed from 0.1 to 999.9 hours
* Disposable fiber tipped pens: red, green

Optional capabilities

* 2 Programmable alarms per pen
* Up to 8 relay type outputs
* Up to four 4-20mA outputs
* Process value retransmission
* RS-485 Communications
* 24V Transmitter power supply
* Door lock
* Water-tight enclosure

Optional controller capabilities

* On-off, time proportioning, or current proportioning
* Single or dual control output
* Position proportioning for use with slidewire feedback
* Relay, SSRD, or mA outputs
* Remote setpoint input

Optional profiler capabilities

* Profile one or two pens
* 8 Profiles, each with 6 ramps and 6 soaks
* Up to 6 event relay outputs
* Remote Run/Hold

Key Specifications

* Measurement accuracy: +/- 0.25%
* Recording accuracy: +/- 0.5%
* RH calculation accuracy: typically +/- 1%
* 1 Scan per second
* 5A SPST or SPDT Relay outputs
* 13.19" H x 15.13" W x 3.63" D
* 115 or 230 (optional) VAC powered
* 3 Year warranty

Agency Approvals

* UL Listed
* CSA Certified
* CE Compliance (optional)

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Partlow MRC 7800

A special purpose, microcontroller based, one or two pen, 10" circular chart recorder for flow applications with an
8 digit display to totals. Input capabilities include millivolt, volt, and milliamp. On one pen units, two displays are
available so the total can be continuously displayed in addition to the process variable. On two pen units, the unit
can be configured to combine the flow rates and totals for display and preset usage. Can be panel or surface
mounted.
Standard features

* 8 Digit display per pen
* Isolated linear sensor input: mA, mV, V
* Square-root extraction
* Variable exponent for weirs and flumes
* Custom curves for flow correction, linearization, of height to volume conversion
* Pressure compensated DP flow calculation
* Adjustable flow time base - per sec, per min, per hr, and per day
* Chart speed from 0.1 to 999.9 hours
* Disposable fiber tipped pens: red, green

Optional capabilities

* 2 Programmable alarms per pen
* Up to 8 relay type outputs
* Up to four 4-20mA outputs
* Process value retransmission
* 24V Transmitter power supply
* Door lock
* Water-tight enclosure

Key Specifications

* Measurement accuracy: +/- 0.25%
* Recording accuracy: +/- 0.5%
* 3 Scans per second
* 5A SPST or SPDT Relay outputs
* 13.19" H x 15.13" W x 3.63" D
* 115 or 230 (optional) VAC powered
* 3 Year warranty

Agency Approvals

* UL Listed
* CSA Certified

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Partlow MRC 8000

A general purpose, microcontroller based, one or two pen, 12" circular chart recorder available in two versions;
basic recorder and recording controller. The controller is capable of controlling any process from simple on/off to
dual 4-20mA outputs with full PID on both pens. Can be panel or surface mounted.
Standard features

* 4 Digit display per pen
* Universal Isolated sensor input: thermocouple, RTD, mA, mV, or V
* Chart speed from 0.1 to 999.9 hours
* Glass window with NEMA 3 enclosure
* Disposable fiber tipped pens: red, green

Optional capabilities

* 2 Programmable alarms per pen
* Up to 4 relay type outputs
* Up to two 4-20mA outputs
* Process value retransmission
* RS-485 Communications
* 24V Transmitter power supply
* Plastic window
* NEMA 4X enclosure
* Door lock

Optional controller capabilities

* On-off, time proportioning, or current proportioning control
* Single or dual control output
* Position proportioning for use with slidewire feedback
* Relay, SSRD, or mA outputs
* Remote setpoint input

Key Specifications

* Measurement accuracy: +/- 0.25%
* Recording accuracy: +/- 0.5%
* 1 Scan per second
* 5A SPST Relay outputs
* 16.77" H x 14.12" W x 7.75" D
* 12.7" square panel cutout
* 115 or 230 (optional) VAC powered
* 2 Year warranty

Agency Approvals

* UL Listed for USA
* cUL Certified for Canada

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Partlow VersaChart

The world’s first circular chart recorder that prints brilliant 4 color trend lines, scales, and alphanumeric data on
plain paper charts. All time lines are printed straight, rather than curved, and printed on even time intervals for
improved readability and easy time determination. All trend lines are synchronized; no drag pen time offsets.
Brilliant, easy to read, 40 character vacuum fluorescent display shows values in a variety of user configurable
formats. Available in two versions; basic recorder and recording controller. The controller is capable of controlling
any process from simple on/off to dual 4-20mA outputs with full PID on up to 4 loops.

Full English prompts and parameter selection by English choices makes this instrument easy to configure. From
simple recording to sophisticated applications, merely use the set of features you need to provide the solution.
Standard features

* Place trend scale on any portion of the chart
* Magnify any portion of the trend scale
* 4 alarms per pen
* Event driven display messages and/or printed chart messages
* Configurable logic equations for PLC like capability
* Configurable operator inputs for digital state changes via the keypad and display
* Choice of 10", 11" or 12" charts
* Chart speed from 6 to 9999 hours
* Disposable 4 color cartridge is changed in seconds
* Colors: red, green, blue, and black
* Can be panel or surface mounted
* Configurable from an IBM PC compatible
* 90 to 264V AC powered

Optional capabilities

* Up to 8 universal isolated inputs with programmable scan rates
* Up to 8 relays or SSRDs
* Up to 4 isolated 4-20mA outputs
* Up to 4 isolated 24V transmitter power supplies
* Four 9 digit totalizers for flow applications and event counting
* Math package including: simple math operations, preconfigured equations, special functions, custom curves,
and timers
* 4 PID control loops
* RS-485 Communications
* Glass or plastic windows
* Door lock
* NEMA 3 or NEMA 4X enclosure

Key Specifications

* +/- 0.025% Reference accuracy
* Universal isolated inputs: thermocouple, RTD, volt, mV, mA, switch sensing
* 16 Input samples per second
* 5A SPST Relay outputs
* 16.77" H x 14.12" W x 7.75" D
* Fits 12.7" square panel cutout
* 2 Year warranty

Agency Approvals

* UL Listed
* cUL Certified for Canada
* Immunity/Susceptibility - CE - Complies with EN50082-1
* Emissions - CE - Complies with EN55011
* Hazardous Locations - ETL Listed Class 1 and 2, Division 2 and Class 3, Division 1 and 2
Specifications
Specifications
Specifications
Specifications
Specifications
Specifications
VersaEZ
Versa (Full Version)
MRC 5000 Recorder Manual
MRC 5000
Recorder/Controller
Manual
MRC 7000 Recorder Manual
MRC 7000 Recorder/Controller
Manual
MRC 7000 Profiler/Recorder
Manual
MRC 7800 Manual
MRC 8000 Manual
Versa EZ Manual
VersaChart Manual
VersaChart MODBUS
Comm Manual