DELTA-THERM™ OIL UNIT
GENERAL FEATURES
- SINGLE or DUAL zone OIL circulating high temperature control system
- Suitable for STANDARD operation to 400°F (205°C) (optional 550°F)
- HEATING AND COOLING capabilities
- Upright "operator convenient" design
- Attractive, heavy gauge sheet metal cabinet
- Unit mounted on "industrial grade" casters (2 swivel, 2 stationary)
- Recessed controls to protect components
- All components easily accessible for servicing when necessary
- 1" NPT process delivery and process return connections
- 3/4" NPT water supply and drain connections
- 5.5 gallon, baffled expansion/reservoir tank
- Y-strainer on return line to keep circulating fluid clean
- Heavy duty POSITIVE DISPLACEMENT, MECHANICAL SEAL circulating
pump with:
- Flow rates from: 10 GPM @ 30 PSI to 24 GPM @ 50 PSI
- Low watt density, steel sheath heater element
- Shell and tube type heat exchanger for cooling
- Mercury heating contactor (no mechanical parts)
- "To Process" system pressure gauge
- "Fulflo" bypass valve (to protect the heating element and pump)
- Highly visible system status indicators
- Fused motor and heater protection
- Fused transformer protection (both primary and secondary sides)
- Allen Bradley motor starter
- Motor overload protection
- High temperature safety thermostat (backs-up main thermostat)
- High temperature protection through the use of a secondary safety contactor for fail safe over-heating protection
- Grounded control circuit
- Pressure relief valve on heat exchanger
- NEMA 1 electrical specifications
- NEC electrical code conformance
- UL recognized and listed electrical components
- Digital, microprocessor based, PID control:
- Auto-tune feature
- Bright, easy-to-read LED display
- "Positive feel" control buttons
- "Approach control" of set-point (facilitates tight control)
- Set-point "deviation" indication
- "Lockout" feature (to prevent unauthorized temperature settings)
- Fault indication for sensor failure
- Plug-in, interchangeable control outputs
We recommend the use of
aratherm NF® heat transfer fluid as being the most suitable for outstanding service and dependability in our equipment.