PMA-UNIFLEX-SG45

PMA-UNIFLEX-SG45

PMA-UNIFLEX-SG45

Product catalog summary
Overview
The Uniflex SG 45 is a compact transmitter designed for precise measurement and processing of signals from strain gauges, load cells, melt pressure sensors, and resistance bridges. It is ideal for industrial applications requiring accurate force, weight, or melt pressure monitoring.
Features
  • Compact design (22.5 mm wide) with easy DIN rail mounting.
  • Dual-line LC display for continuous monitoring.
  • High signal resolution (23 bits) and universal output (14 bits).
  • Fast response time with a 50 ms cycle time.
  • Custom linearization and dead load compensation.
  • Direct communication via bus coupler.
Applications
  • Used in chemical, foodstuffs, concrete, asphalt, and building industries.
  • Applicable for industrial weighers and melt pressure applications in plastics processing.
Technical Specifications
  • High-resolution input for mV signals, supports up to four load cells.
  • Universal output for standard signals with two relay outputs.
  • Galvanic isolation between inputs, outputs, and supply voltage.
  • Optional RS 485 interface with Modbus RTU protocol.
  • Available in AC and universal supply versions.
Functions
  • Configurable resolution and measurement cycle for process value input.
  • Zero setting and tare adjustment.
  • Min/max indicator for input values.
  • Batching and recipe handling capabilities.
  • Calibration function for melt pressure sensors.
Environmental Conditions
  • Operating temperature: -10 to 55°C.
  • Storage temperature: -30 to 70°C.
  • Max humidity: 95%, no condensation.
  • Complies with electromagnetic compatibility standards.
General Specifications
The housing is made of Polyamide PA 6.6 with a flammability class of VO (UL 94). It complies with EN 61 010-1 for electrical safety, has an over-voltage category II, contamination degree 2, and protection class II. Electrical connections are via plug-in connector strips, suitable for lead cross-sections from 0.2 to 2.5 mm². The device is mounted on a 35 mm top-hat rail and weighs 200g.
Accessories
The BlueControl® software is available for configuring and operating the KS 45 controller, offering features like parameter hiding, simulation, and data acquisition. It requires Windows 95/98/NT/2000/XP and a special PC adapter. Additional accessories include connector sets and bus connectors.
Functionality
The BlueControl® software is available in Mini, Basic, and Expert versions, supporting parameter setting, data acquisition, and online documentation.
Ordering Data
Order numbers are provided for various configurations and accessories, including PC adapters, USB serial adaptors, and fieldbus couplers for protocols like PROFIBUS DP and Modbus TCP.
Contact Information
PMA Prozeß- und Maschinen- Automation GmbH is located in Kassel, Germany. Contact details include a phone number, fax, email, and website.
See more

Catalog excerpts

PMA-UNIFLEX-SG45-1

UNIFLEX SG 45 Transmitter for load cells, strain gauges, and melt pressure sensors Energization: 10 VDC up to 125 mA sensor current Tare & zero adjustment Lead resistance compensation (4 or 6-wire connection) High resolution Fast cycle times Customer-specific linearization 80% switch for melt pressure calibration Communication port/field bus interface ^ Compact design, only 22.5 mm (0.87") wide ^ Clips onto top-hat DIN rail ^ Plug-in screw terminals or spring-clamp connectors - simple connection > Dual-l ine LC display with additional display elements ^ process values always in view ^ Convenient 3-key operation ^ Direct communication between mounted controllers, fieldbus connections via bus coupler ^ Measurement input with high signal resolution (23 bits) ^ Universal high-resolution output (14 Bit) as combined voltage/current output ^ Two relay outputs ^ Quick response; only 50 ms cycle time, i.e. also suitable for fast signals ^ Customer-specific linearization ^ Dead load compensation and tare adjustment ^ Min/max indicator ('slave pointer') ^ Preset for output value ^ Zero setting with adjustable limit value The Uniflex SG 45 is a transmitter for processing and monitoring input signals form strain gauges, load cells, melt pressure sensors, and resistance bridges. It can be used in practically all industrial applications involving the precise measurement, indication, and processing of force, weight, or melt pressure. Moreover, it permits operation and parameter adjustment via keys in the front panel. Alternatively, the Uniflex SG 45 can be operated, parametrized, and calibrated by means of a PC and a connection adapter. This also permits the adjusted parameters and configuration to be documented during operation. The simple zero setting function ensures high operating convenience.

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PMA-UNIFLEX-SG45-2

MEASUREMENT SPAN: * All logic signals can be "OR-linked". Output values can also be forced via interface. Contact type: Max. contact rating: Min. contact rating: Switching cycles (electrical): The compact KS 45 is clipped onto a top-hat DIN rail, and can also be unmounted very simply. All connections are of the plug-in type, so that a controller can be replaced very quickly without disturbing the wiring. Display and operation The dual-line LC display permits simultaneous indication of the measured value and all of the unit's operating functions. Moreover, a LED and 4 other display elements give...

 Open the catalog to page 2
PMA-UNIFLEX-SG45-3

Parallel current/voltage output with common 'minus' terminal (combined use only in galvanically isolated circuits). Freely scalable Resolution: 14 bits Tracking error I/U: < 2 % Current output 0/4...20 mA, configurable, short-circuit proof. Control range: Load: Load effect: Resolution: Error: Voltage output 0/2...10V, configurable, not permanently short-circuit proof Control range: 0 11,5V Load effect: < 0,06% Additional error when using < 0,09% simultaneously the current output Isolation: between in-/output against < 33 V AC earth: Customer specific linearisation Up to 31 segments...

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PMA-UNIFLEX-SG45-4

Sensor break, short circuit, incorrect polarity Stored limit values E.g. Re-calibration warning (message is generated when a predefined operating time is reached) E.g. Maintenance interval for a switching device (message is generated when a predefined number of switching cycles is reached) Internal fault (RAM, EEPROM,...) • Linearization with 31 segments Behaviour on sensor break/short circuit • Response of the analog output is selectable (upscale / downscale) • Preset substitute input value, can be disabled Tare function Setting the tare signal the actual process value is reset to zero. Further measurements...

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PMA-UNIFLEX-SG45-5

Green, no data exchange with bus blinking: coupler (only for devices with system option) Red: limit value Lim1 exceeded Red, blinking: internal fault, configuration mismatch Operating functions Only three keys at the front of the KS 45 are used to operate process values, parameters, and configuration data. Different Operating Levels and selected parameters can be disabled by means of BlueControl®. POWER SUPPLY Depending on ordered version: AC supply Voltage: 90...260VAC Consumption: approx. 4 VA / 3W max. Supply only with protective low voltage (SELV) * Devices with system option: They...

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PMA-UNIFLEX-SG45-6

GENERAL Housing front Material: Polyamide PA 6.6 Flammability class: VO (UL 94) Connecting terminals Material: Polyamide PA Flammability class:V2 (UL 94) for screw terminals V0 (UL 94) for spring-clamp terminals and bus connector Electrical safety Complies with EN 61 010-1 Over-voltage category II Contamination degree 2 Protection class II Electrical connections Plug-in connector strips with choice of terminal type: • Screw terminals or spring-clamp terminals, both for lead cross-sections from 0.2 to 2.5 mm2. (AWG24-12) Mounting method Clip-on rail mounting (35 mm top-hat rail to EN...

 Open the catalog to page 6
PMA-UNIFLEX-SG45-7

O Connector set with screw terminals 4 pcs. © Connector set with spring-clamp terminals 4 pcs. O Plug for bus connection, inverted, connections 1 piece at left, horizontal cable entry © Plug for bus connection, connections at right, 1 piece vertical cable entry Description PC adapter for the BluePorf front interface USB serial adaptor (USB to RS 232) Converter RS 232 to RS 422/485 ® BlueControl Mini BlueControf with Basic license rail line BlueControf with Expert license rail line galv. isolated German/English German/English German/English Standard accessories: • Operating notes • Devices...

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PMA-UNIFLEX-SG45-8

ORDERING DATA SYSTEM COMPONENTS 1 measuring input, 1 digital input with display and BluePort®-interface Fieldbuscoupler PROFIBUS DP, UL/cUL RL40-112-00000-U00 Fieldbuscoupler Modbus TCP RL40-114-00000-000 Fieldbuscoupler Modbus TCP, UL/cUL RL40-114-00000-U00 Power supply module RL40-119-00000-000 Power supply module, UL / cUL RL40-119-00000-U00 UL/cUL - certification * U ^ Please order the associated documentation Operating instructions SG 45 (D) Operating instructions SG 45 (E) Interface description for MODBUS rail line (D) Interface description for MODBUS rail line (E) Interface...

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