Endress + Hauser NRF81-GA1BE1A1B2AAFICR
Field gateway
Specialist device
Application: tank sensor integration
Custody transfer and inventory control
Hybrid tank measurement system (HTMS)
Hydrostatic tank gauging (HTG)
Tank correction algorithms
Flexible fieldbuses, inputs and outputs
Complete tank sensor integration
Visualize all data at tank and in the
control room
:: Custody transfer certified
:: SIL2 / SIL3 according IEC61508
NRF81-3E51/0
Endress Hauser NRF 81
GA Approval: EAC Ex db[ia Ga] IIC T6 Gb
1 Terminal Type: Spring terminals
B Power Supply; Display: 85-264VAC; LCD + operation
E1 Primary Output: 4-20mA HART Ex d/XP, RTD input
A1 Secondary I/O Analogue: Ex d/XP, 1x 4-20mA HART, 1x RTD input
B2 Secondary I/O Digital Ex d/XP: Modbus RS485 + 2x relay / 2x module discrete
AA Housing: Transmitter Alu, coated
F Electrical Connection: Thread NPT3/4, IP66/68 NEMA Type 4X/6P Encl.
ICR Weight + Measure Approval: Standard version, w/o calibration certificate
