List of “Accurate Measurement Sys”
| RCEM-1400 | ACCURATE MEASUREMENT SYS | CHESSEL PAPER | Chessel chart paper part number GD244101U100 | $ 19.5 |  |
| RCEM-1401 | ACCURATE MEASUREMENT SYS | CHESSEL RIBBON | Chessel chart recorder ribbon cartridge | $ 62 | |
| RCEM-1428-R | ACCURATE MEASUREMENT SYS | CHESSELL WRITE SYS | Write System for the CHESSEL MDL # 4250M | $ 585 | |
| WT-1002 | ACCURATE MEASUREMENT SYS | LO PRES SWITCH | RO low pressure switch. 2-25 psi | $ 220.22 | |
| WT-1043 | ACCURATE MEASUREMENT SYS | PRESSURE SWITCH, HI | SOR High pressure switch. RO pump discharge. | $ 166.5 | |