Watlow Electric Silver Series Manual de usuario descargar pdf (Pagina 2)

Speciﬁcations

Line Voltage/Power

• 100 to 240VAC, +10/-15%; (85-264VAC), 50/60Hz, ±5%

• 24VAC/VDC, +10/-15%; 50/60Hz, ±5%

• 12VA max. power consumption without mechanical

contactor in system

• 50VA max. power consumption with mechanical

contactor used in system, 140VA if using external

contactor

• Data retention upon power failure via nonvolatile memory

Environment

• 0 to 149°F (-18 to 70°C) operating temperature

• -40 to 185°F (-40 to 85°C) storage temperature

• 0 to 90% RH, non-condensing

Accuracy

• Calibration accuracy and sensor conformity: ±0.1%

of span, ±1°C @ the calibrated ambient temperature and

rated line voltage

• Types R, S, B: 0.2%

• Type T below -50°C: 0.2%

• Calibration ambient temperature @ 77°F ±5°F (25°C ±3°C)

• Accuracy span: 1000°F (540°C) min.

• Temperature stability: ±0.1°F/°F (±0.1°C/°C) rise in

ambient max.

Agency Approvals

• UL

, CSA, CE, IP65/NEMA 4X indoor use RUI, RoHS,

W.E.E.E.

• Limit version features FM approval

Controller

• Microprocessor based user-selectable control modes

• PID module: single universal input, 2 outputs

• Limit module: single universal input, 2 outputs

• Two total additional digital input/outputs shared between

PID and limit functions

• Control sampling rates: input = 10Hz, outputs = 10Hz

• Isolated EIA 485 Modbus

RTU serial communications

Wiring Termination—Touch Safe Terminals

• Input, power and controller output terminals touch safe

removable 12 to 22 AWG

• Power load terminals 6 to 12 AWG

• Tightening torque: 30 in.-lbs

Universal Input

• Thermocouple, grounded or ungrounded sensors

• >20MΩ input impedance

• Max. of 20Ω source resistance

• RTD 2- or 3-wire, platinum, 100Ω and 1000Ω @ 0°C

calibration to DIN curve (0.00385Ω/Ω/°C)

• Process, 0-20mA @ 100Ω, or 0-10VDC @ 20kΩ input

impedance; scalable, 0-50mV

• Inverse scaling

Digital Input

• Update rate: 1Hz

• Dry contact or dc voltage

DC voltage

• Max. input: 36V at 3mA

• Min. high state: 3V at 0.25mA

• Max. low state: 2V

Dry contact

• Max. short circuit: 13mA

• Min. open resistance: 500Ω

• Max. closed resistance: 100Ω

Current Measurement

• Accuracy: typical ±1A, max. error ±3A

• Accuracy and operating range: 0 to 75A

Digital Output

• Update rate: 1Hz

• Output voltage: 24V, current limit 10mA

Allowable Operating Range

Type J: 32 to 1500°F or 0 to 815°C

Type K: -328 to 2500°F or -200 to 1370°C

Type T: -328 to 750°F or -200 to 400°C

Type N: 32 to 2372°F or 0 to 1300°C

Type E: -328 to 1470°F or -200 to 800°C

Type C: 32 to 4200°F or 0 to 2315°C

Type D: 32 to 4200°F or 0 to 2315°C

Type F: 32 to 2543°F or 0 to 1395°C

Type R: 32 to 3200°F or 0 to 1760°C

Type S: 32 to 3200°F or 0 to 1760°C

Type B: 32 to 3300°F or 0 to 1816°C

RTD (DIN): -328 to 1472°F or -200 to 800°C

Process: -1999 to 9999 units

Output Hardware

• User selectable for heat/cool as on-off, P, PI, PD, PID, or

alarm action. Not valid for limit controls

• Electromechanical relay. Form A, rated 2A

• SSR drive: 20-28VDC low side open collector switch

• SSR, Form A, 0.5A @ 24VAC min., 264VAC max.,

opto-isolated, without contact suppression

• Electromechanical relay, Form A, rated 5A, auxiliary output

on PID module, output 2

• Electromechanical relay, Form C, rated 5A, auxiliary output

on limit module, output 3

Speciﬁcations for Basic Remote User

Interface EZKB (RUI)

Operator Interface

• Dual 4 digit, 7 segment LED displays

• Forward, backward, up and down keys plus a customer

programmable function key - EZ key

• Typical display update rate: 1Hz

• Agency approved to IP65/NEMA 4X

• Standard bus (ships with all units). Options: EIA 232/485

Modbus

RTU, EtherNet/IP™/TCP Modbus

DeviceNet™, PROFIBUS DP

Line Voltage/Power

• 100 to 240VAC, +10/-15%; (85-264VAC) 50/60Hz, ±5%

• 24VAC/VDC, +10/-15%; 50/60Hz, ±5%

Speciﬁcations for Mechanical Contactor

• Insulation class: UL

class B 266°F (130°C)

• Min. load of 100 watts

• Duty cycle: continuous

40 2 240/277 240 50 120 2

480 200 50 240 3

600 160 50

Full Load Number Line Locked Resistive Amp Max. Horsepower

Amperes of Poles Voltage Rotor Amps Rating Voltage Single-Phase

Contact Ratings

1 2 3 4 5 6

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Watlow Electric Silver Series Manual de usuario Pagina 2

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