United Electric - 650 - Temperature Chart Recorder

Contrex, Fenner Controls Div. - Model #MD4E Controller, Nordson Labeled

Contrex 3200-1820 M-Rotary Controller

Contrex M-Trim 2E Controller

Honeywell - P/N: DR4200GP1-00-BG00000 - Chart Recorder

Contrex M-DRIVE 4 DC Drive 115/230 VAC 15A 50/60Hz 1-2HP REV D 3200-1676

Contrex M-DRIVE 4 DC Drive 115/230 VAC 15A 50/60Hz 1-2HP REV F 3200-1676

Fenner Contrex 8100-0631 Rev B Drive Control Circuit Board