Universal signal conditioning module, detachable front programming unit 4501, can be configured for all types of standard industrial measuring signals such as RTD, TC, Ohm, potentiometer, mA and V. Analog output and 2 relays, universal power supply of 21.6 - 253 VAC and 19.2 - 300 VDC
Linearised, electronic temperature measurement with RTD or TC sensor.
Conversion of linear resistance variation to a standard analogue current / voltage signal, i.e. from solenoids and butterfly valves or linear movements with attached potentiometer.
Power supply and signal isolator for 2-wire transmitters.
Process control with 2 pairs of potential-free relay contacts and analogue output.
Galvanic separation of analogue signals and measurement of floating signals.
The 4116 is designed according to strict safety requirements and is thus suitable for application in SIL 2 installations.
Features
Input for RTD, TC, Ohm, potentiometer, mA and V
2-wire supply > 16 V
FM-approved for installation in Div. 2
Output for current, voltage and 2 relays
Universal AC or DC supply
Programmable via detachable display front (4501), process calibration, signal and relay simulation, password protection, error diagnostics and selection of help text in several languages.
PR 4501 Display / programming front
Application:
Communications interface for modification of operational parameters in 4116.
Can be moved from one 4116 module to another and download the configuration of the first converter to subsequent converters.
Fixed display for readout of process data and status
Technical characteristics:
LCD display with 4 lines; line 1 (H = 5.57 mm) shows input signal, line 2 (H = 3.33 mm) shows units. Line 3 alternates between digital output value and scaling (kHz, Hz, mHz, P/m, P/h, P/d) or shows TAG no. Line 4 shows tendency readout for the input signal and communication status.
Programming access can be blocked by assigning a password. The password is saved in the converter in order to ensure a high degree of protection against unauthorised modifications to the configuration.
If required, Omni Instruments will program a 4116 to your specific requirements. Please contact us for details.
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Universal programming display front. Used as a communication interface for the modification of operational parameters in 4116. The display clicks onto the front of the 4116 and each display can be used on several different units or on a single unit as a fixed display for readout of process data and status.