Watlow Series 1500 User Manual download pdf (Page 81)

Technical Reference

Temperature

ranges:

-100

1400°F

t/c:

-100

2500°F

t/c:

500 to

3200°F

RTD.

-99.9 to

9999°F

-73 to

760°C

-73 to 1371

°C

or 260 to

1760°C

_-99.9

to 537.7%

T/C inputs must be ungrounded.

%RH ranges (on

channel

only) and user selectable. Range limits are 0.0 to

100.0% RH Input types:

RTD: % RH

based upon Channel

RTD as dry bulb and Channel

RTD

0-5/DC:’

Direct

signal on Channel

#2.

Dual

RTD

input includes analog retransmit of input signal levels: -0.5 to

5.0VDC

for Temp

Dual

T/C

and 0 to

0.5VDC

for

%RH.

inp

LSD.

0°

ut includes analog retransmit

input signal levels:

1.5625mV

per

Volts.

Calibration offset of input signals.

l RTD: ±10.0°F or °C.:

l T/C:

±10°

°C.

Outputs

Control outputs are two per channel: heat

cool (humidify

de-humidify) action.

l Solid state relay,

0.5A

24VAC

min,

253VAC

max. opto-isolated, zero cross

switching or,

DC switched open collector solid state switches,

10VDC,

5mA.

Auxiliary discrete ouputs are displayed as Event

thru

for each

channel and

are user selectable as:

Solid state relay,

0.5A

24VAC

min,

253VAC max, opto-isolated, zero cross

switching or,

DC switched open collector solid state switches,

10VDC,

5mA.

Eight event outputs programmed per step, or

Six event outputs programmed per step, an1 alarm output per channel.

Accuracy

l Calibration Accuracy and Sensor Conformity:

0.25% of span,

1 digit

(±

wet/

dry

RH) at

77°F

5°F

ambient rated line voltage

1%.

l Accuracy Span:

1000°F

540°C

minimum.

Temperature Stability:

l Voltage Stability:

±2µV

°F

ambient.

0.01%

of span

of rated line voltage.

Communlcatlons

Serial

data communications.

RS422A

RS-423A

(RS232C

Compatible) 1200 Baud.

Electrically isolated.

l All o

perator

indications and controls.

RS-

22 with ANSI X3.28 subparagraph

2.2-A.3

protocol,

RS-423

with

XON/XOFF

protocol.

Terminals

l 36 each

screws on

3 barrier

strips.

l Communications:

DB-15

female receptacle.

Power

115/230VAC

±1

O%,

50/60Hz.

Data

retention

upon power failure via

Lithuim

battery.

Optional battery backup real time clock.

Operating

Environment

30 to 130°F/0-55°C.

O-9O%

RH,

non-condensing.

Dimensions

•Height: 6.0 in.

•Width: 6.0 in.

. Overall depth:

8.8

in:

Behind panel depth:

7.5 in.

l Weight:

4.5 lb.

Specifications,

Appendix

WATLOW Series

1500

User's

Manual

-99 -99 3200 °F

999.9 -99.9 999.9 °F

1 2 ... 76 77 78 79 80 81 82 83 84 85 86 ... 89 90

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Watlow Series 1500 User Manual Page 81

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