Owner manual

Watlow EZ-ZONE
®
PM Integrated Controller • 169 • Chapter11Appendix
Operating Range (cont.)
mV -50 50
Volts 0 10
mAdc 0 20
mAac -50 50
Potentiometer, 1K
range
0 1200
Resistance, 5K range 0 5000
Resistance, 10K range 0 10000
Resistance, 20K range 0 20000
Resistance, 40K range 0 40000
Thermistor Input
Input
Type
Max Er-
ror @ 25
Deg C
Accuracy
Range
Low
Accuracy
Range
High
Units
Thermis-
tor, 5K
range
±5 0 5000 Ohms
Thermis-
tor, 10K
range
±10 0 10000 Ohms
Thermis-
tor, 20K
range
±20 0 20000 Ohms
Thermis-
tor, 40K
range
±40 0 40000 Ohms
• 0to40KΩ,0to20KΩ,0to10KΩ,0to5KΩ
• 2.252KΩand10KΩbaseat77°F(25°C)
• Linearizationcurvesbuiltin
• ThirdpartyThermistorcompatibilityrequirements
Base
R @
25C
Alpha
Tech-
niques
Beta
THERM
YSI
Prompt
[``tC]
2.252K Curve A 2.2K3A 004 A
10K Curve A 10K3A 016 B
10K Curve C 10K4A 006 C
Current Measurement
•Accepts0-50mAsignal(userprogrammablerange)
•Displayedoperatingrangeandresolutioncanbescaledandare
user programmable
•Requiresoptionalcurrenttransformer
2 Digital Input/Output Option - 2 DIO
•Digitalinputupdaterate10Hz
- DC voltage
  •Max.input36V@3mA
  •Min.highstate3Vat0.25mA
  •Max.lowstate2V
- Dry contact
  •Min.openresistance10KΩ
  •Max.closedresistance50Ω
  •Max.shortcircuit20mA
•Digitaloutputupdaterate10Hz
- Output voltage 24V, current limit, Output 6 =
10mA max., Output 5 = 3 pole DIN-A-MITE
®
or 24mA max.
6 Digital Input/Output Option - 6 DIO
•Digitalinputoroutput
•Updaterate10Hz
•SwitchedDC
- Switched DC 24-32 V, 80 mA max, SELV, Limited Energy
- Max. supply current source 40mA at 20VÎ (dc)
 and80mA@12VÎ (dc)
- Max.lowstate2V
•OpenCollector
- Max. switched voltage is 32VÎ (dc)
- Max. switched current per output is 1.5A
- Max. switched current for all 6 outputs is 8A
Output Hardware
•Switcheddc=22to32VÎ (dc)@30mAoutput1and3,10mAfor
output 2 and 4
•Switcheddc/opencollector=30VÎ (dc)max.@100mAmax.cur-
rent sink
•SolidStateRelay(SSR),FormA,0.5A@24VÅ (ac) min., 240V
Å (ac) max., 1A at 50°F linear derating to 0.5A at 149°F re-
sistive, opto-isolated, without contact suppression, 120/240VÅ
(ac) 20 VA pilot duty
•Electromechanicalrelay,FormC,5A,24to240VÅ (ac) or 30VÎ
(dc)max., resistive load, 100,000 cycles at rated load, 125 VA pilot
duty at 120/240VÅ (ac), 25 VA at 24VÅ (ac)
•Electromechanicalrelay,FormA,5A,24to240VÅ (ac) or 30VÎ
(dc) max., resistive load, 100,000 cycles at rated load, 125 VA pi
lot duty at 120/240VÅ (ac), 25 VA at 24VÅ (ac)
•NO-ARCrelay,FormA,15A,24to240VÅ (ac), noVÎ (dc), resis-
tive load, 2 million cycles at rated load
•Universalprocess/retransmit,Outputrangeselectable:
- 0 to 10V Î(dc)intoamin.1,000Ωload
 -0to20mAintomax.800Ωload
Resolution
- dc ranges: 2.5mV nominal
 -mAranges:5µAnominal
Calibration Accuracy
- dc ranges: ±15 mV
 -mAranges:±30µA
Temperature Stability
- 100 ppm/°C
Operator Interface
•Dual4digit,7segmentLEDdisplays
•Advance,infinity,upanddownkeys,plusoptionalprogrammable
EZ-KEY(s) depending on model size
•Typicaldisplayupdaterate1Hz
•RESETkeysubstitutedforinfinityonallmodelsincludingthe
limit control
Dimensions
Size Behind
Panel
(max.)
Width Height Display Character
Height
1/4
100.8 mm
(3.97 in)
100.3 mm
(3.95 in)
100.3 mm
(3.95 in)
up: 11.43 mm (0.450
in)
middle: 9.53 mm
(0.375 in)
low: 7.62 mm (0.300
in)
1/16
101.6 mm
(4.00 in)
53.3 mm
(2.10 in)
53.3 mm
(2.10 in)
up: 10.80 mm (0.425
in)
low: 6.98 mm (0.275
in)
1/8
(H)
101.6 mm
(4.00 in)
100.3 mm
(3.95 in)
54.8 mm
(2.16 in)
top: 11.4 mm (0.450
in)
middle: 9.53 mm
(0.375 in)
bottom: 7.62 mm
(0.300 in)