Handheld Multifunction Process Calibrator

Nagman 25

• Compact, Light Weight Unit with Holster

• Capability to Measure & Simulate DC Voltages, DC Current, Frequency, Resistance, Thermocouples & RTDs

• 5 digits display of Measurement & 6 digits display for Simulation

• Dual LCD with white LED for backlight

• Measurement & Simulation of :

DC Voltages : 50 mV & 500 mV & 5 V in Measurement Mode 100 mV, 1V & 10V in Simulation Mode

DC Current : 50 mA in Measurement Mode; 20 mA in Simulation Mode

Resistance : 500 Ω & 5 KΩ in Measurement Mode; 400 Ω, 4 KΩ & 40 KΩ in Simulation Mode

Thermocouples : R, S, B, E, K, J, T & N

RTDs : Pt100, Pt1000 & Cu50

Frequency : 500 Hz, 5 KHz & 50 KHz in Measurement Mode; 100 Hz, 1 KHz, 10 KHz & 100 KHz in Simulation Mode

• Capability to perform Switch Test & Continuity Test

Description

INPUT FUNCTIONS (Measurement)

Functions Reference Ranges Resolution Accuracy Remarks
DC Voltage 50 mV -5 to 55 mV 1 mV 0.02 + 0.02 Input Resistance : 100MΩ
500 mV -50 to 550 mV 10 mV 0.02 + 0.01
5 V -0.5 to 5.5 V 0.1 mV 0.02 + 0.01 Input Resistance : 1 MΩ
50 V -5 to 55 V 1 mV 0.03 + 0.01
DC Current (mA) 50 mA -5 to 55 mA 1 mV 0.02% + 0.01 Shunt Resistance : 10Ω
Resistance (Ohm) 500Ω Test current : approx. 1 mA 0 to 550 Ω 0.01 Ω 0.05% + 0.02 Open circuit voltage about 2.5 V

Does not include lead resistance

5 KΩ test current; approx. 0.1mA 0 to 5.50 KΩ 0.1 Ω 0.05% + 0.02 Ω
Frequency 500 Hz 3 Hz to 500 Hz 0.01 Hz ±2 digit Input Impedance 100KΩ atleast;

Sensitivity : 3Vp-p minimum; duty cycle : 50%

5 KHz 3 Hz to 5 KHz 0.1 Hz
50 KHz 3 Hz to 50 KHz 1 Hz
Thermocouples R 0 to 1767°C 1°C 0 to 500°C : 1.8°C By using ITS-90 temperature scale, the Accuracy does not include the error of internal temperature compensation caused by a sensor.
S 0 to 1767°C 500 to 1767°C : 1.5°C
K -100 to 1372°C 0.1°C -100 to 0°C : 1.2°C
0 to 1372°C : 0.8°C
E -50 to 1000°C -50 to 0°C : 0.9°C
0 to 1000°C : 1.5°C
J -60 to 1200°C -60 to 0°C : 1°C
0 to 1200°C : 0.7°C
T -100 to 400°C -100 to 0°C : 1°C
0 to 400°C : 0.7°C
N -200 to 1300°C -200 to 0°C : 1.5°C
0 to 1300°C : 0.9°C
B 600 to 1820°C 1°C 600 to 800°C : 2.2°C
800 to 1000°C : 1.8°C
1000 to 1820°C : 1.4°C
RTD Pt100 385 -200 to 800°C 0.1°C -200 to 0°C : 0.5°C By using Pt100-385 does not include lead resistance.
0 to 400°C : 0.7°C
400 to 800°C : 0.8°C
Pt1000 385 -200 to 630°C -200 to 100°C : 0.3°C
100 to 300°C : 0.5°C
300 to 630°C : 0.7°C
Pt200 385 -200 to 630°C -200 to 100°C : 0.8°C
100 to 300°C : 0.9°C
300 to 630°C : 1.0°C
Pt500 385 -200 to 630°C -200 to 100°C : 0.4°C
100 to 300°C : 0.5°C
300 to 630°C : 0.7°C
Cu10 -100 to 260°C 1.8°C
Cu50 -50 to 150°C 0.7°C
Switch Close / open Approx.. 1 mA test current. Short circuit display “Close Open” : OPEN Threshold value about 200 to 300Ω
Continuity 500Ω <50Ω sound Approx. 1 mA test current

* Accuracy expressed as Percentage of Reading + Percentage of Range

 

OUTPUT FUNCTIONS (Simulation)

Functions Reference Ranges Resolution Accuracy Remarks
DC Voltage 100 mV -10 to 110 mV 1 mV 0.02 + 0.01 Max output current 5 mA
1 V -0.1 to 1.10 V 10 mV 0.02 + 0.01 Max output current 2 mA
10 V -1 to 11 V 0.1 mV 0.02 + 0.01 Max output current 5 mA
DC Current 20 mA 0 to 22 mA 1 mA 0.02 + 0.02 External supply for simulate mA : 5V – 28V. Max. load 1KΩ at 20mA
Resistance 400Ω 0 to 400Ω 0.01Ω 0.02 + 0.02 Excitation current : ±0.5 – 3mA; if ±0.1 – 0.5 add 0.1Ω Accuracy does not include lead resistance
  4KΩ 0 to 4KΩ 0.1Ω 0.05 + 0.025 Excitation current : ±0.05 – 0.3mA; does not include lead resistance.
  40KΩ 0 to 40KΩ 0.1 + 0.1 Excitation current : ±0.01mA; does not include lead resistance.
Thermocouple R 0 to 1767°C 1°C 0 to 100°C:1.5°C By using ITS-90 temperature scale, the accuracy does not include the error internal temperature compensation caused by a sensor.
100 to 1767°C : 1.2°C
S 0 to 1767°C 0 to 100°C : 1.5°C
100 to 1767°C : 1.2°C
K -200 to 1372°C -200 to -100°C : 0.6°C
-100 to 400°C : 0.5°C
400 to 1200°C : 0.7°C
1200 to 1372°C : 0.9°C
E -200 to 1000°C -200 to -100°C : 0.6°C
-100 to 600°C : 0.5°C
600 to 1000°C : 0.4°C
J -200 to 1200°C -200 to -100°C : 0.6°C
-100 to 800°C : 0.5°C
800 to 1200°C : 0.7°C
T -250 to 400°C -250 to 400°C : 0.6°C
N -200 to 1300°C -200 to -100°C : 1°C
-100 to 900°C : 0.7°C
900 to 1300°C : 0.8°C
B 600 to 1820°C 400 to 800°C : 2°C
800 to 1820°C : 1.1°C
RTD Pt100 385 -200 to 800°C 0.1°C -200 to 0°C : 0.3°C By using Pt100-385

Excitation Current :

±0.5 to ±3 mA for Pt100, Cu10, Cu50;

Excitation Current :

±0.05 to ±0.3mA for Pt200, Pt500, Pt1000; does not include lead resistance

0 to 400°C : 0.5°C
400 to 800°C : 0.8°C
Pt200 385 -200 to 630°C -200 to 100°C : 0.8°C
100 to 300°C : 0.9°C
300 to 630°C : 1.0°C
Pt500 385 -200 to 630°C -200 to 100°C : 0.4°C
100 to 300°C : 0.5°C
300 to 630°C : 0.7°C
Pt1000 385 -200 to 630°C -200 to 100°C : 0.2°C
100 to 300°C : 0.5°C
300 to 630°C : 0.7°C
Cu10 -100 to 260°C 1.8°C
Cu50 -50 to 150°C 0.6°C
Frequency 100 Hz 1 to 110 Hz 0.01 Hz ±2 count Output voltage :

+1 to 11 Vp-p (zero base waveform);

Amplitude Accuracy :

±(5% +0.5V);

Maximum load : >100KΩ;

Duty cycle : 50%

1 KHz 0.100 to 1.100 KHz 1 Hz
10 KHz 1 to 11 KHz 0.1 KHz
100 KHz 10 to 110 KHz 2 KHz ±5 count
Pulse 100 Hz 1 to 100000 cycles 1 cycle ±2 count
  1 KHz
  10 KHz
Switch 100 Hz 1 Hz to 110 Hz 0.01 Hz ±2 count FET Switch maximum open/close Voltage : +28V

Max. open/close

Current : 50mA

1 KHz 0.100 KHz to 1.100 KHz 1 Hz
10 KHz 1 KHz to 11 KHz 0.1 KHz
100 KHz 10 KHz to 110 KHz 2 KHz ±5 count
  • Multifunction Process Calibrator – Nagman 25
  • 5V x 4 Nos. AAA Alkaline Batteries
  • Operation Manual
  • Test Leads
  • Traceable Calibration Certificate
  • Calibration Certificate from NABL Accredited – as per ISO/IEC 17025:2005 Laboratory

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