Watlow Series 734 Program - Manual (Page 3)

3
WATLOW Series 733/734 Program Manual Starting Out, Chapter 1
Starting Out
General Description
The Watlow Series 733/734 is a microprocessor-based, menu driven time/
temperature control. Control orientation is available in horizontal or vertical
versions with single or dual zones. The Series 733/734 has single or dual input
and single or dual control outputs. Optional event input/output, alarms and
communications are also available. The 733/734 offers a wide range of inputs
and outputs. The 733/734 is a smart control which is easy to program and has
operator friendly prompts. Auto-tune is also available with PID parameters.
Standard features may include control melt cycle, WatCurve™ temperature
compensation, calibration offset, a menu selection of time and temperature, and
field changeable menus. In addition, Watlow offers customization services to
meet special customer needs.
Watlow Controls provides an industry leading 3 year warranty on the Series
733/734. The Series 733/734 has electrical noise immunity which meets or
exceeds major restaurant chain specificatons. An additional feature is the high
ambient rating of 176°F/80°C.
Operator-friendly features include automatic LED indicators to aid in monitoring
and setup. The Watlow Series 733/734 automatically stores all information in a
non-volatile memory.
Single or Dual (custom units only) Input -
Type J, K or E thermocouple, RTD or
Process
Dual Output -
PID or ON/OFF
Four Event Outputs
RS-422A, RS-423A (RS-232C
compatible), or EIA-485
Optional Computer Interface
Single
Alarm
Dual Event
Input
Figure 1 -
Series 733/734 Input
and Output Overview.
Output 2 -
Heat,
Auto-tune
Output 1 -
Heat,
Auto-tune
Chapter 1
Starting Out With The Watlow Series 733/734,
A Menu Driven Time/Temperature Control
Series 734
SERIES 734
1
10
7
4
2
11
8
5
3
12
9
6
EVENT READY LOAD 1
MENUS
TL W WA