KR2S Series Graphic Recorder

Measuring points:
6 points, 12 points

Input types:
Universal
DC voltage --- ±13.8mV, ±27.6mV, ±69.0mV ±200mV, ±500mV, ±2V ±5V*, ±10V*, ±20V*, ±50V* (*with built-in voltage divider)
DC current --- With external shunt resistor (sold separately)
Thermocouple --- B, R, S, K, E, J, T, N, PtRh40-PtRh20, W-WRe26, WRe5-WRe26, PlatinelⅡ, NiMo-Ni, CR-AuFe, U, L
Resistance thermometer --- Pt100, JPt100, Pt-Co, Pt50

Accuracy ratings:
Refer to the table of measuring range and accuracy ratings

Reference junction compensation accuracy:
K, E, J, T, N, PlatinelⅡ--- ±0.5°C or less R, S, W-WRe26, WRe5-WRe26, NiMo-Ni, CR-AuFe,U, L --- ±1.0°C or less

Sampling rate:
Approximately 100ms for all points Burnout: Disconnection of input signal is detected on thermocouple and resistance thermometer input. UP/DOWN disable is selectable for each input

Scaling:
Range/scale is selectable when DC voltage/current is programmed.

Digital filter:
Programming FIR filter for each point (common to all points)

Allowable signal source resistance:
Thermocouple input (burnout disable)
DC voltage input (±2V or less) ---1kΩ or less
DC voltage input (±5V to ±50V) ---100Ω or less
Resistance thermometer --- Per wire 10Ω or less (same resistance for 3 wires)

Input resistance:
DC voltage, thermocouple input --- Approximately 1 MΩ

Maximum input voltage:
DC voltage input (±2V or less)
Thermocouple input (burnout disable) --- ±10VDC
DCvoltage input (±5V to ±50V) --- ±60VDC

Dielectric strength between channels:
1000V AC or more between each channel (High strength semiconductor relay used)