VTI Instruments Corp.
AC F
P
REQUENCY AND
R
F
ANGE
REQUENCY
100 mV to 300 V
3 Hz to 1.5 MHz
* Input signal > 10% of range.
T
A
EMPERATURE
CCURACY
Type
Min
Max
J
-200
1200
-200
1372
K*
T**
-200
400
E
-200
900
-50
1768
S
R
-50
1768
B
250
1820
-200
1300
N
Values in °C
Conditions
• Requires use of breakout box that is in a thermally stable environment.
• 30 minute warm-up
• Guaranteed maximum limits are two times (2x) the typical values
• Exclusive of thermocouple errors
• Exclusive of noise
• Common mode voltage = 0
* 1400 accuracy is for 1372 °C
** 500 accuracy is for 400 °C
S
S
YSTEM
PEED
E
VENT
Function Change
DCV/DCI
4-W resistance (100 Ω, 1 kΩ)
2-W resistance (<1 MΩ)
ACV
ACI (0.01 A & 0.1 A)
Range Change
DCV/DCI
4-W resistance (100 Ω, 1 kΩ)
2-W resistance (<1 MΩ)
ACV (0.1 V to 100V)
ACI (0.01 A & 0.1 A)
Auto-Range Time
DCV/DCI
4-W resistance (100 Ω to 100 kΩ)
2-W resistance (100 Ω to 100 kΩ)
ACV (0.1 V to 100 V)
ACI (0.01 A & 0.1 A)
Max. reading rate*
Max. internal trigger rate*
Max. ext. trig. rate to memory*
* Auto-zero off, trigger and sample delay = 0, 0.01 PLC
26
*
ERIOD
R
M
ANGE
ODE
Slow
Medium
Fast
- T
HERMOCOUPLES
-100
0
100
±0.25
±0.20
±0.20
±0.25
±0.20
±0.20
±0.25
±0.20
±0.20
±0.25
±0.20
±0.20
±1.00
±0.75
±1.00
±0.75
±0.40
±0.25
±0.25
9/s
9/s
1/s
0.4/s (High filter)
0.25/s (High filter)
300/s
300/s
2/s
< 1.25/s (High filter)
< 0.2/s (High filter)
< 30 ms
< 60 ms
< 3.0 s
< 2.0 s (High filter)
< 4.0 s (High filter)
2000/s (see DC Voltage Reading Rates tables below)
2000/s
2000/s
R
ESOLUTION
D
PPM R
IGITS
6½
60
5½
60
4½
60
300
500
700
±0.25
±0.30
±0.30
±0.20
±0.35
±0.35
±0.20
±0.25
±0.20
±0.25
±0.30
±0.65
±0.65
±0.65
±0.60
±0.60
±0.60
±1.65
±1.10
±0.80
±0.25
±0.30
±0.35
1 Y
A
EAR
CCURACY
O
PPM
EADING
FFSET
0.3
3.0
30.0
900
1100
1400
±0.35
±0.45
±0.45
±0.55
±0.50
±0.35
±0.70
±0.70
±0.75
±0.60
±0.65
±0.70
±0.70
±0.65
±0.65
±0.40
±0.40
EX1200 Series Introduction
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