Datasheet
DIGITAL MULTIMETERS & SYSTEMS
www.keithley.com
1.888.KEITHLEY 
(U.S. only)
A Tektronix Company
A Greater Measure of Confidence
Specifications
DC CHARACTERISTICS
DC VOLTAGE
Accuracy
1
±(% of reading 
+ % of range)
1 Year, 23° ±5°C
Temperature 
Coefficient
0°–18°C & 28°–40°CRange Resolution
Input 
Resistance
100.000 mV  1 µV
10 MW
0.012 + 0.004 0.001   + 0.0005
1.00000    V  10 µV 0.012 + 0.001 0.0009 + 0.0005
10.0000    V 0.1 mV 0.012 + 0.002 0.0012 + 0.0005
100.000    V  1 mV 0.012 + 0.002 0.0012 + 0.0005
1000.00    V  10 mV 0.02 + 0.003 0.002 + 0.0015
DCI (DC CURRENT)
Accuracy
1
±(% of reading 
+ % of range)
1 Year, 23° ±5°C
Temperature 
Coefficient
0°–18°C & 28°–40°CRange Resolution
Shunt 
Resistance
10.0000 mA   0.1 µA
5.1 W
0.05 + 0.020 0.005 + 0.002
100.000 mA  1 µA
5.1 W
0.05 + 0.010 0.005 + 0.001
1.00000    A  10 µA
0.1 W
0.150 + 0.020 0.008 + 0.001
3.0000     A  100 µA
0.1 W
0.200 + 0.030 0.008 + 0.001
10.0000    A  100 µA
5 mW
0.250 + 0.050 0.008 + 0.001
RESISTANCE
2
Accuracy
1
±(% of reading 
+ % of range)
1 Year, 23° ±5°C
Temperature 
Coefficient
0°–18°C & 28°–40°CRange Resolution
Test 
Current
 100.000  W    1 mW
  1 mA 0.020 + 0.020 0.003 + 0.0005
  1.00000 kW   10 mW
  1 mA 0.020 + 0.003 0.003 + 0.0005
  10.0000 kW   100 mW
 100 µA 0.020 + 0.002 0.003 + 0.0005
  100.000 kW   1  W
  10 µA 0.020 + 0.002 0.003 + 0.0005
  1.00000 MW  10 W
 1  µA 0.030 + 0.004 0.005 + 0.0005
  10.0000 MW  100  W
  0.1 µA 0.200 + 0.004 0.05   + 0.0005
  100.000 MW   1  kW
  0.1 µA 2.000 + 0.005 0.5     + 0.0005
DIODE TEST
Accuracy
1
±(% of reading 
+ % of range)
1 Year, 23° ±5°C
Temperature 
Coefficient
0°–18°C & 28°–40°CRange Resolution
Test 
Current
1.0000V  10 µV 1 mA 0.020 + 0.030 0.002 + 0.0005
CONTINUITY
Accuracy
1
±(% of reading 
+ % of range)
1 Year, 23° ±5°C
Temperature 
Coefficient
0°–18°C & 28°–40°CRange Resolution
Test 
Current
1000W 10 mW
1 mA 0.020 + 0.020 0.002 + 0.0005
1.  Specifications valid after two hour warm-up.
a.  ADC set for continuous trigger operation.
b.  Input bias current <30pA at 25°C.
c.  Measurement rate set to 10 PLC.
2.  Specifications for 4W ohms mode. For 2W ohms, use zero null or subtract lead resistance from displayed reading.
a.  Maximum lead resistance 10% of range per lead for 100W and 1kW ranges; add 1kW per lead for all 
other ranges.
MEASUREMENT NOISE REJECTION DC (60Hz/50Hz) at 5.5 DIGITS
CMRR: 120dB for 1kW unbalance in LO lead.
NMRR: 60dB for line frequency ±0.1%.
TEMPERATURE (THERMOCOUPLE) CHARACTERISTICS
Thermocouple 
Type Range
Accuracy
1
 ±°C 
1 Year, exclusive of lead accuracy
B 600 to 1800°C 1.5
C 0 to 2300°C 1.5
E –250 to 1000°C 1.5
J –200 to 1200°C 1.0
K –200 to 1350°C 1.0
N –200 to 1300°C 1.0
R 0 to 1750°C 1.5
S 0 to 1750°C 1.5
T –250 to  400°C 1.5
1.  Specifications valid after two hour warm-up; 
a.  ADC set for continuous trigger operation.
RTD AND NTC THERMISTOR MEASUREMENTS: Accuracy ±0.8˚C, 1 year, exclusive of lead  
accuracy. PT100, D100, F100, PT385, PT3916, SPRTD (R-Zero, A4, B4, Ax, Bx, Cx, and Dx), NTCT 
(A, B, and C), and user-definable RTD.
CAPACITANCE CHARACTERISTICS
Range
Test 
Current
Accuracy
1
±(% of reading + % of range) 
1 Year, 23° ±5°C
  1.000 nF   10 µA 2.0 + 0.80
  10.00 nF   10 µA 1.0 + 0.50
  100.0 nF 100 µA 1.0 + 0.50
  1.000 µF 100 µA 1.0 + 0.50
  10.00 µF 100 µA 1.0 + 0.50
  100.0 µF  1 mA 1.0 + 0.50
1.  Specifications valid after two hour warm-up.
a.  ADC set for continuous trigger operation.
b.  Null enabled.
Model 2110 specifications
Model 2110 specifications
2110
5½-Digit Dual-Display Digital Multimeter
ACCESSORIES AVAILABLE
4299-3  Single Rack Mount Kit
4299-4  Dual Rack Mount Kit
4299-7  Fixed Rack Mount Kit
5805  Kelvin Probes, 0.9m (3ft)
5805-12  Kelvin Probes, 3.6m (12ft)
5808  Low Cost, Single Pin, Kelvin Probes
5809  Low Cost, Kelvin Clip Lead Set
6517-TP  Thermocouple Bead Probe (K-Type)
7007-1  Shielded GPIB Cable, 1m (3.3 ft)
7007-2  Shielded GPIB Cable, 2m (6.6 ft)
8605  High Performance Modular Test Leads
8606  High Performance Modular Probe Kit
8680  RTD Probe Adapter
8681  Low Cost RTD
SERVICES AVAILABLE
2110-3Y-EW  1 Year Factory Warranty extended to 3 years from date of shipment
2110-5Y-EW  1 Year Factory Warranty extended to 5 years from date of shipment
C/2110-3Y-DATA  3 (Z-540-1 compliant) calibrations within 3 years of purchase for Model 2110
C/2110-5Y-DATA  5 (Z-540-1 compliant) calibrations within 5 years of purchase for Model 2110
C/2110-3Y-ISO  3 (ISO-17025 accredited) calibrations within 3 years of purchase for Model 2110
C/2110-5Y-ISO  5 (ISO-17025 accredited) calibrations within 5 years of purchase for Model 2110




