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Temperature and Power Controllers catalog - Watlow - #42

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Text version of the page
Auto-Tuning PID Controllers
Type R
0
to
1760°C
(32
to
3200°F)
Type S
0
to
1760°C
(32
to
3200°F)
Type T
-200
to
399°C
(-328
to
750°F)
Pt 21
0
to
1395°C
(32
to
2543°F)
RTD Resolution (DIN or JIS)
1° (DIN)
-200
to
800°C
(-328
to
1472°F)
1° (JIS)
-200
to
630°C
(-328
to
1166°F)
0.1° (DIN and
JIS)
-73.3
to
537.7°C
(-99.9
to
999.9°F)
Process
0-5V=(dc)
-999
to
9999 units
1-5V=(dc)
-999
to
9999 units
0-10V=(dc)
-999
to
9999 units
0-20mA-(dc)
-999
to
9999 units
4-20mA-(dc)
-999
to
9999 units
0-50mV-(dc)
-999
to
9999 units
Slidewire
100
to
1200Q
Current
0
to
50mA
Potentiometer
0
to
1200Q
• Electromechanical relay2,
Form C, 5A @ 120/240V~(ac), 6A @ 28V^(dc), % hp @ 120V~(ac), 125VA @ 120V~(ac). With or without contact suppression. Off state output impedance with RC suppression is 20k0
• Process, 0-20mA^(dc), 4-20mA^(dc) into 8000 maximum, 0-5V==(dc), 1-5V==(dc), or 0-10V==(dc) into 1k0 minimum reverse acting, isolated
• Electromechanical relay2, Form A/B, 5A @ 120/240V~(ac), 6A @ 28V^(dc), 1/8 hp @ 120V~(ac), 125VA @ 120V~(ac), without contact suppression
• External transmitter power supply, 5, 12 or 20V^(dc) @ 30mA
• EIA/TIA-232 communications or EIA/TIA-485, EIA/TIA-422 communications, opto-isolated
• Retransmit: 0-20mA^(dc), 4-20mA^(dc) with 6000 max. load impedance, or 0-5V==(dc), 1-5Vī(dc) and 0-10Vī(dc) with 5000 min. load impedance
Line Voltage/Power
• 100-240Vi(ac/dc) +10 percent, -15 percent; 50/60Hz, ±5 percent
• 24-28Vi(ac/dc) +10 percent, -15 percent; 50/60Hz ±5 percent
• Power consumption 16VA maximum
• Fused internally (factory replaceable only) Slo-Blo® type (time-lag):
2A, 250V for high voltage versions 5A, 250V for low voltage versions
• Data retention upon power failure via non-volatile memory
SERIES 988/989
Specifications Cont. Sensors/Inputs
• Contact input for software function select (event input)
• Thermocouple Types B, C1, D1, E, J, K, N, R, S, T and Pt 21
• RTD resolution in 1° or 0.1° increments
• Process variables: 0-50mV, 0-20mA-(dc), 4-20mA-(dc), 0-5V=(dc), 1-5V=(dc), 0-10V=(dc)
• Slidewire, digital event input or heater current options
• Sensor break protection de-energizes system for safety,
or selectable bumpless transfer to manual operation. Latching or non-latching
• °C or °F display or process units, user selectable
Input Range
Specified temperature ranges represent the controller's operational span. Refer to page 228 for ANSI (thermocouple) and DIN/JIS (RTD) temperature sensor ranges/ tolerances.
Thermocouple
Output Options
• Solid state relay, Form A, 0.5A @ 24V~(ac) min., 253V~(ac) max., opto-isolated, burst fire switching. With or without contact suppression. Off state output impedance is 20k0 with RC suppression, 31M0 without contact suppression
• Open collector or switched dc signal provides a minimum turn on voltage of 3V^(dc) into a minimum 5000 load; maximum on voltage not greater than 32V^(dc) into an infinite load, isolated
Type B
870
to
1816°C
(1598
to
3300°F)
Type C1
0
to
2316°C
(32
to
4200°F)
Type D1
0
to
2316°C
(32
to
4200°F)
Type E
-200
to
799°C
(-328
to
1470°F)
Type J
0
to
816°C
(32
to
1500°F)
Type K
-200
to
1371°C
(-328
to
2500°F)
Type N
0
to
1300°C
(32
to
2372°F)
1 Not an ANSI symbol.
2 Electromechanical relays warranted for 100,000 closures only. Solid state switching devices recommended for applications requiring fast cycle times or extended service life.
Slo-Blo® is a registered trademark of Littelfuse, Inc.
42
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