What are the differences between the DEC RP11-C and RP11-E controllers?

[Charles Dickman]

The Edited Option / Module List 21-APR-83 Page 620, 621 says:

RP11         CONTROL FOR 8 RP02 OR RP03

RP11-CA   CONT,CAB FOR 8 RP03-AS (20M 16BIT WORDS) 120V
RP11-CB   CONT,CAB FOR 8 PR03-BS (20M 16BIT WORDS) 240V

RP11-E      RPR02 CONTROL
RP11-EA    RPR02 & RP03 CONTROL & H950 CAB,120V
RP11-EB    RPR02 & RP03 CONTROL & H950 CAB,240V

RPR02-AM   MEMOREX REFURBISHED RP02 (BETTER SPECS) 60HZ
RPR02-BM   MEMOREX REFURBISHED RP02 (BETTER SPECS) 50HZ