Control Devices and Relays

Housing DesignPanel Mounted or Field Housing
Display270° Bargraph with 5-digit LED Digital Display
Relays 2 SPDT Limit Contacts Standard
Input Power 100...240 VAC/VDC or 18...30 VAC/10...40 VDC
Input SignalsAnalog 4-20 mA, 0-5 V, 0-10 V or Frequency Pulse
Power 4-20 mA Loop-Powered
Indicator4-Digit, Red LED
Indication Range-1999 to +9999
Accuracy0.2 % of FS ± 1 Digit
Optional SwitchPNP Open Collector
Display Programmable, 5-digit LED, Red
Nominal Dimensions96x48 mm
Input Thermocouple, Pt100, Current and Voltage
OutputRelay - 2 N/O Contacts
Input Power100...240 VAC ± 10%
Display4-Digit, 2-Line LED, Green/Red
Nominal Dimensions74 mm x 32 mm
InputFrequency, 1 Hz...100 kHz (NPN, PNP, TTL)
Outputs1 SPDT Relay and 1 N/O Contact
Input Power24...230 VAC/VDC ± 15%
Display ValuesRate or Total
Input Type4-20 mA, 0-5 VDC, 1-5 VDC, 0-10 VDC, User Programmable
Switches2 NPN Open Collectors, Optional SPDT Relays
Electrical ProtectionNEMA 4X Front Panel, NEMA 1 Case
ProtectionIP 20
Power24 VDC (KFD2) or 110 VAC (KFA5)
InputsNAMUR or Dry Contact
OutputSPDT Relay
Housing DesignPanel Mounted 1/8 DIN
Input Signal TypesCurrent, Voltage, TC, & RTD
Optional Relays/Output Two Form C (SPDT) / 4-20 mA
Input Power 85-265 VAC, 50/60 Hz or 12-36 VDC
Housing DesignPanel Mounted 1/8 DIN
Input Signal TypesPulse or Analog
Optional Relays/Output Two or Four Form C (SPDT) / 4-20 mA
Input Power 85-265 VAC, 50/60 Hz or 12-36 VDC
Displayed ValuesRate, Total, Batch
LED DisplayRed, 0.55" High
Display Capability 5-Digit Rate, 6-Digit Total, 6-Digit Batch
Power Input110 VAC, 220 VAC, 12 VDC
InputDry Contact
OutputSPDT Relay, 8A @ 240 VAC
Input Power24 VDC, 24 VAC, 110 VAC or 230 VAC
Mounting35mm DIN Rail or Through Holes
InputDry Contacts, NPN or PNP Open Collectors (model dependent)
Excitation24 VDC (± 2%) @ 120 mA (RL-5900 series only)
Output SPDT Relay 10 A @ 240 VAC, 8 A @ 24 VDC
IndicatorsLED Green – Power ON; LED Red – Relay Energized
InputHigh Level Pulse- 0-30 VDC, 0-10 kHz Max.
Output4-20 mA, 2-Wire
Display101-Segment LED Bargraph with 4-Digit, 7-Segment LED
Input Power 85...265 VAC or 18...36 VDC
Input Signal4-20 mA Analog
Output4 Relays Standard, 4-20 mA Analog , 6 Relays Optional
Sensor Excitation 24 VDC @ 50 mA
DisplayLCD Display of Rate, Total, Batch
Input TypeFrequency, 2000 Hz Max.
Ingress ProtectionIP40 (Panel Mount), IP65 (Field Housing)
Display UnitsSelectable Units of Measure
Housing DesignPanel Mounted
Input Signal TypeAnalog 4...20 mA, Resistance Pt-100, Pt-500, Pt-1000
Relays 2 N/C Contacts
Input Power 19-50 VDC/16-35 VAC or 85-260 VAC/VDC
Input Signal Type4-20 mA or Resistance
Housing DesignSurface, Wall or Pipe Mountings
Display5/8-Character LCD Rate/Total Display
Input Power Internal Battery or 9-28 VDC
Input SignalPulse Frequency (NPN, PNP, NAMUR Coil, Reed Switch or Active)
Output NPN Open Collector (Only w/External Power Option)
DisplayLCD Rate, Total
Input Type2x NPN, PNP, NAMUR, Reed, Hall
Ingress ProtectionIP44 (Panel Mount), IP66/67 (Universal Mount)
Display UnitsLiters, Milliliters, Gallons (US or UK), Barrel, m3, User Defined Engineering Units
Other Members of the KOBOLD Group:Henschen, Unirota, Heinrichs, MesUra Henschen GmbH KOBOLD Unirota Kft. Heinrichs KOBOLD Group MesUra KOBOLD Messring GmbH
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