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Product Data Document
420DS-6c / D301311X012
January 29, 2009 - Page 11
Bristol
®
ControlWave
®
Express
Remote Automation Solutions
Website: www.EmersonProcess.com/Remote
Model Specication
A - B - C D - E - F G
Model Number: CWEXP - _ - _ - _ _ - _ - _ _
DESCRIPTION CODE
A Packaging A
10 Basic RTU Panel Mount 1
Basic RTU 35 MM DIN Rail Mount 2
B Certication B
20 UL Class I DIV II 1
UL, CE (With Protective Cover) 2
C D
Processor (CPU board has 2 PI/DI & 3 serial
ports) C D
30 Advanced CPU with gas calculations
Ultra low power CPU (5-18V, Solar reg, AUX Out
& RTD interface, 14 MHz) A1
Low power CPU without Ethernet (9-28V, Solar
regulator, Aux Out, 33 MHz) A2
CPU with Ethernet (9-28V, Ethernet, 33 MHz) A3
30 Standard CPU without gas calculations
Ultra low power CPU (5-18V, Solar reg, AUX Out
& RTD interface, 14 MHz) S1
Low power CPU without Ethernet (9-28V, Solar
regulator, Aux Out, 33 MHz) S2
CPU with Ethernet (9-28V, Ethernet, 33 MHz) S3
E I/O Options E
40 None 0
2 PI/DI on Base CPU Base + 2 DI/DO, 4 DI, 2
DO, 2 HSC 1
2 PI/DI on Base CPU Base + 2 DI/DO, 4 DI, 2 DO,
2 HSC, 3 AI 2
2 PI/DI on Base CPU Base + 2 DI/DO, 4 DI, 2 DO,
2 HSC, 3 AI, 1 AO 3