Watlow Ramping and Profiling Microprocessor-Based Control SERIES 1500 User Manual page 81

Technical Reference
Temperature ranges:
. .
999.9 -100 -99.9 1400°F
K t/c: -100 to 2500°F
R t/c: 500 to 3200°F
RTD. -99.9 to 9999°F
_*
ungrounded.
T/C inputs must be
%RH ranges (on
channel #2 only) and user selectable. Range limits are 0.0 to
100.0% RH Input types:
RTD: % RH based
.
IS
-99 -99
0-5/DC:' Direct % RH signal on Channel #2.
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Dual RTD input includes analog retransmit of input signal levels: -0.5 to 5.0VDC
for Temp and 0 to 0.5VDC for %RH.
Dual T/C inp ut includes analog
LSD. 0° = 0 Volts.
Calibration offset of input signals.
RTD: ±10.0°F or °C.:
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T/C: ±10° or °C.
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Outputs
Control outputs are two per channel: heat & cool (humidify & de-humidify) action.
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Solid state relay, 0.5A @ 24VAC
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switching or,
DC switched open collector solid state switches, 10VDC, 5mA.
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Auxiliary discrete ouputs are displayed
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are user selectable as:
Solid state relay, 0.5A @ 24VAC
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switching or,
DC switched open collector solid state switches, 10VDC, 5mA.
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Eight event outputs programmed per step,
.
Six event outputs programmed per step, an1 alarm output per channel.
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Accuracy
Calibration Accuracy and Sensor Conformity: ± 0.25% of span, ± 1 digit (± 1% wet/
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dry % RH) at 77°F ± 5°F ambient rated line voltage ± 1%.
Accuracy Span: 1000°F or 540°C minimum.
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Temperature Stability:
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Voltage Stability: ±
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Communlcatlons
Serial data communications.
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RS422A or RS-423A (RS232C Compatible) 1200 Baud.
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Electrically isolated.
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All o perator indications and controls.
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RS-422 with ANSI X3.28 subparagraph 2.2-A.3 protocol, RS-423 with XON/XOFF
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protocol.
Terminals
36 each #6 screws on
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Communications: DB-15 female receptacle.
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Power
115/230VAC ±1 O%, 50/60Hz.
.
Data retention upon power failure via Lithuim battery.
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Optional battery backup real time clock.
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Operating Environment
30 to 130°F/0-55°C.
O-9O% RH, non-condensing.
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Dimensions
•Height:
•Width:
. Overall depth:
Behind panel depth:
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Weight:
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Specifications, Appendix
-73 to 760°C
999.9 °F
or
-73 to 1371 °C
o r
or 260 to 1760°C
or _-99.9 to 537.7%
upon Channel #1 RTD
3200 °F
retransmit of input signal levels: 1.5625mV
min,
253VAC max. opto-isolated, zero cross
as
Event
min, 253VAC max, opto-isolated, zero cross
±2µV / ° F ambient.
0.01% of span / % of rated line voltage.
3 barrier
strips.
6.0 in.
6.0 in. .
8.8 in:
7.5 in.
4.5 lb.
dry
as
bulb
and Channel #2 RTD as
#1 thru
channel and
#4 for each
or
per
WATLOW Series 1500 User's Manual
81