Doric Instruments 475 Series Portable Digital Calibrators User Manual
Page 2
VAS
Engineering
A Division of VAS Engineering, Inc.
4750 Viewridge Avenue, San Diego, CA 92123
(619) 569-1601 Fax (619) 569-8474
e-mail: [email protected]
Toll Free 1-888-423-6742
© 1999 VAS Engineering. Specifications subject to change without notice.
www.doric-vas.com
Model 473 Ranges and Accuracy
Function
Resolution
Range
Accuracy*
K
1.0°F
-308° to +2501°F
0.1% rdg, ±1.8°F
J
1.0°F
-318° to +1858°F
0.1% rdg, ±1.8°F
T
1.0°F
-360° to +758°F
0.1% rdg, ±1.8°F
K
1.0°C
-189° to +1372°C
0.1% rdg, ±1.0°C
J
1.0°C
-194° to +1014°C
0.1% rdg, ±1.0°C
T
1.0°C
-217° to +403°C
0.1% rdg, ±1.0°C
K
0.1°F
-219.7° to +398.7°F
0.1% rdg, ±0.45°F
J
0.1°F
-179.4° to +398.3°F
0.1% rdg, ±0.45°F
T
0.1°F
-234.8° to +399.0°F
0.1% rdg, ±0.45°F
K
0.1°C
-139.8 to +203.7°C
0.1% rdg, ±0.25°C
J
0.1°C
-117.4° to + 203.5°C
0.1% rdg, ±0.25°C
T
0.1°C
-148.2° to +203.9°C
0.1% rdg, ±0.25°C
mV
100µV
-37.3 to +111.9mV
0.1% rdg, ±1 ct.
mV
10µV
-9.32 to +27.98mV
0.1% rdg, ±2 cts.
mA
10µA
0.00 to +27.98mA
0.1% rdg, ±2 cts.
*Includes all errors due to linearization, A/D conversion, internal instrument noise at 22°C ±3°C ambient temperature without zero or span adjustment for 24 hours.
All contributing errors are added together to produce worst case instrument accuracy.
Model 475 Ranges and Accuracy
Function
Resolution
Range
Accuracy*
PT .385 (100
Ω
Ro)
IPTS-68/
0.1 deg
-153.2 to +398.3°F
-102.9 to +203.5°C
±0.1% rdg, ±0.45°F/±0.25°C
DIN 43760
1 deg
-388 to +1660°F
-233 to +904°C
±0.1% rdg, ±1.8°F/±1.0°C
PT.392 (100
Ω
Ro)
NBS 1948
0.1 deg
-153.2 to +398.3°F
-102.9 to +203.5°C
±0.1% rdg, ±0.45°F/±0.25°C
1 deg
-388 to +1660°F
-233 to +904°C
±0.1% rdg, ±1.8°F/±1.0°C
Cu(Ro 10
Ω
@ 25°C)
Minco 16-9
1 deg
-58 to +482°F
-50 to +250°C
±0.1% rdg, ±1.8°F/±1.0°C
Ohms
0.1 ohm
2.0 to 399.2 ohm
0.1% rdg, ±0.1ohm
1 ohm
2 to 1000 ohm
0.1% rdg, ±1.0 ohm
mA (A)**
0.01mA
0.00 to 39.92 mA
0.1% rdg, ±0.02mA
mV (B)**
0.01mA
0.00 to 399.20mV
0.1% rdg, ±0.2mA
*Includes all errors due to linearization, A/D conversion, internal instrument noise at 22°C ±3°C ambient temperature without zero or span adjustment for 24 hours.
3-wire RTD indication: add 2.5°C/
Ω
lead resistance.
**Selected by internal A/B slide switch. Both positions display as mA.
Ordering Guide
Model
Description
473
Thermocouple type: K, J, T, mV, and mA
475
RTD type: platinum (2), copper, ohms, and mA
Temperature Instruments, Probes, and Accessories
473 Series
475 Series
TP254
TP110P
TP255
TP112P
MH101K
TP120P
TP110K
TP130P
TP112K
TP120K
TP130K
TP126K
TP114K
TP128K
Doric
473/475 Series
94348.Doric473-5.1 3/19/99 2:11 PM Page 2