The N1500LC Universal Process Indicator is a high performance instrument used for monitoring analog signals in the vast majority of industrial and laboratory processes. Configuration from the front panel is fast and easy, accepting thermocouples, Pt100 and 4-20mA or voltage signals with load cell input and excitation. The N1500-LC RS485 Load Cell Indicator features key panel programmable range, selectable decimal point, universal switching power supply, 10 Vdc output for field transmitters excitation, ultra bright six digit LED display and 2 relay alarms with 6 programmable functions and temporization.

Features & Specifications:

• Easily configurable through the front keypad.
• Programmable custom linearization, in up to 30 linear segments.
• Key panel protection to avoid tampering.
• Circuitry can be removed from housing without disconnecting wires.
• Configurable Input: 0-20mV, -20 to 20mV, 0-50mV, 0-20 mA and 4-20 mA.
• 62000 counts display resolution.
• Keyboard programmable range from -31000 to +31000. Configurable decimal point indication
• Accuracy: J, K, T, E, B and N thermocouples: 0.25% of max. span ±1ºC., R, S and B thermocouples: 0.25% of max. span ±3ºC, Pt100: 0.20% of maximum span.
• Linear voltage and current: 0.15% of maximum span.
• Input sampling rate: 15 samples/sec for V and mA input, 7.5 samples/sec for mV and 5 samples/sec for other signals.
• Input Resistance: 0-50 mV, Pt100 and Thermocouples: 10 MW, 0-5 V, 0-10 V > 1 MW, 4-20 mA: 15 W +2 Vdc.
• Pt100 measurement: 3 wire circuit. Bias current 750 mA.
• 4-20 mA input signals can be linearized according to thermocouples curves.
• Alarms: Two 3 A/250 Vac SPDT relays in the standard version. Two optional SPST relays. All alarms allow temporization and start-up blocking.
• Alarm functions: High, Low, Differential high, Differential low, Differential, sensor break.
• Power supply output: 10 Vdc ±0.5%, 35 mA
• Environment conditions: 0 to 55ºC, 20 to 95% RH, non-condensing.
• CE and UL approved