Cole-Parmer 18200-00 Specifications
Specifications
18200-00
Cole-Parmer Instrument Company
625 East Bunker Court
Vernon Hills, Illinois 60061-1844
(847) 549-7600
(847) 247-2929 (Fax)
800-323-4340
www.coleparmer.com
e-mail: techinfo@coleparmer.com
Document Revision 1.0, August, 2008
© Copyright 2008 Measurement Computing Corporation, 1208LS1-0
Specifications
Parameter
Conditions
Specification
A/D converter type
Successive approximation type
Input voltage range for linear operation,
single-ended mode
CHx to GND
±10 V max
Input common-mode voltage range for linear
operation, differential mode
CHx to GND
-10 V min, +20 V max
Absolute maximum input voltage
CHx to GND
±40V max
Input current (Note 1)
Vin = +10 V
70µA typ
Vin = 0V
-12µA typ
Vin = -10 V
-94µA typ
Input impedance
122K Ohms
Number of channels
8 single ended / 4 differential, software
selectable
Input ranges, single-ended mode
±10V, G=2
Input ranges, differential mode
±20V, G=1
±10V, G=2
±5V, G=4
±4V, G=5
±2.5V, G=8
±2.0V, G=10
±1.25V, G=16
±1.0V, G=20
Software selectable
Throughput
Software paced
50 S/s
Continuous scan
1.2 kS/s
Burst scan to 4 K sample
FIFO
8 kS/s
Channel gain queue
Up to 8 elements
Software configurable channel, range, and
gain.
Resolution (Note 2)
Differential
12 bits, no missing codes
Single ended
11 bits
CAL accuracy
CAL = 2.5V
±0.05% typ, ±0.25% max
Integral linearity error
±1 LSB typ
Differential linearity error
±0.5 LSB typ
Repeatability
±1 LSB typ
CAL current
Source
5 mA max
Sink
20 µA min, 200 nA typ
Trigger Source
Software selectable
External digital: TRIG_IN
Typical for 25°C unless otherwise specified.
Specifications in italic text are guaranteed by design.
Analog input
Note 1: Input current is a function of applied voltage on the analog input channels. For a given input
voltage, Vin, the input leakage is approximately equal to (8.181*Vin-12) µA.
Note 2: The AD7870 converter only returns 11-bits (0-2047 codes) in single-ended mode.
Specifications 18200-00
Range
Accuracy (LSB)
±20 V
5.1
±10 V
6.1
±5 V
8.1
±4 V
9.1
±2.5 V
12.1
±2 V
14.1
±1.25 V
20.1
±1 V
24.1
Range
Accuracy (LSB)
±10 V
4.0
Range
% of Reading
Gain Error at FS
(mV)
Offset (mV)
Accuracy at FS (mV)
±20 V
0.2
40
9.766
49.766
±10 V
0.2
20
9.766
29.766
±5 V
0.2
10
9.766
19.766
±4 V
0.2 8 9.766
17.766
±2.5 V
0.2 5 9.766
14.766
±2 V
0.2 4 9.766
13.766
±1.25 V
0.2
2.5
9.766
12.266
±1 V
0.2 2 9.766
11.766
Range
% of Reading
Gain Error at FS
(mV)
Offset (mV)
Accuracy at FS (mV)
±10 V
0.2
20
19.531
39.531
Parameter
Conditions
Specification
D/A converter type
PWM
Resolution
10-bits, 1 in 1024
Maximum output range
0 -5 Volts
Number of channels
2 voltage output
Throughput
Software paced
100 S/s single channel mode
50 S/s dual channel mode
Power on and reset voltage
Initializes to 000h code
Maximum voltage (Note 3)
No load
Vs
1 mA load
0.99 * Vs
5 mA load
0.98 * Vs
Output drive
Each D/A OUT
30 mA
Slew rate
0.14 V/mS typ
Table 1. Accuracy, differential mode
Table 2. Accuracy, single-ended mode
Table 3. Accuracy components, differential mode - all values are (±)
Analog output
Note 3: Vs is the USB bus +5V power. The maximum analog output voltage is equal to Vs at no-load.
V is system dependent and may be less than 5 volts.
Table 4. Accuracy components, single-ended mode - all values are (±)
3
Loading...