Banner MAXI-AMP Series User Manual

Maxi-amp, Cr series

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MODEL

OUTPUT

LOGIC

CR3A
CR3B
CR5A

CR5B

105 to 130V ac, or
12 to 28V dc

210 to 250V ac, or
12 to 28V dc

12
timing func-
tions

210 to 250V ac, or
12 to 28V dc

105 to 130V ac, or
12 to 28V dc

SPST solid-

state contact for

switching AC

loads up to 250

V ac and up to

3/4 amp, plus

solid-state con-

tact for switch-

ing DC loads up

to 30V dc and up

to 50mA.

SUPPLY

VOLTAGE

ON/OFF

Modulated photoelectric amplifier, power supply,

output relay, and versatile timing logic (CR5

models) in one compact, stand-alone package

120 or 240V ac or 12 to 28V dc operation; re-

quires

only the addition of Banner "100

Series" modulated

remote sensor(s) to

create a complete sensing

system

CR5 models are easily programmed for any of 12

delay, one-shot, and latch functions (single or dual

timing); interrogation schemes are possible using

the module's auxiliary input

Printed in USA

P/N 03452C4D

Model CR5RA shown

with SP100C sensor

MAXI-AMP

CR Series

Modulated Amplifier Modules for "100 Series" Sensors

CR Series MAXI-AMPs combine power supply, modulated photo-

electric amplifier, timing logic (in CR5 models) and output relay in a

single compact, cost-saving module. The integrated stand-alone design

saves both the expense of a separate control chassis and a substantial

amount of panel space. Several models are available, for either 120V

or 240V ac operation, and either with or without timing logic. Alte-

natively, any model may be powered by 12 to 28V dc.

CR Series modules are specifically designed for use with the popular

"100 Series" of Banner miniature sensors (page 3). Their rugged en-

capsulated design, slim ribbon-style connecting cables, and small size

make these sensors ideal for use in many situations previously considered

impractical or impossible. MAXI-AMP modules themselves are also

ruggedly built for dependable industrial duty.

CR Series MAXI-AMP modules contain the state-of-the-art Banner

custom-designed CMOS modulator/demodulator/amplifier circuit, of-

fering high immunity to both ambient light and electrical interference

plus reliable sensor performance. All models have Banner's exclusive,

patented Alignment Indicating Device (AID™) system, which lights an

LED indicator whenever the sensor sees a "light" condition, and pulses

the LED at a rate proportional to the received light signal strength.

All CR Series modules are programmable for LIGHT or DARK operate

and either high or low hysteresis. Input response time may be set at

0.3, 2, or 10 milliseconds. The 10-millisecond response mode offers

enhanced immunity to electrical interference ("noise"), and also mini-

mizes optical "crosstalk" between adjacent sensors.

CR5 models include a versatile multi-function timing logic circuit which

is programmable for 12 of the most popular and useful delay, one-shot,

and latch functions. Each timing function has a choice of three time

ranges. Timing and sensitivity adjustments are accomplished via rugged

15-turn potentiometers for very accurate settings. CR Series circuitry

is designed to prevent false outputs on system power-up.

The output circuit for all CR Series modules is an SPDT 5-amp electro-

mechanical relay. Additionally, CR3 models have an NPN transistor

solid-state switch. The output may be programmed for either normally

open or normally closed operation. A solid-state relay is offered as an

option to the electromechanical relay (see below).

An auxiliary input is available on CR5 models for interrogation or reset

of the selected logic function (see example, page 4). Page 6 describes

the function of the auxiliary input for each logic mode. A dc power

supply is included for powering an additional self-contained dc sen-

sor.

MODEL

OUTPUT

LOGIC

SPDT electro-
mechanical relay
(5 amp contact
rating)

ON/OFF

12
timing func-
tions

210 to 250V ac, or
12 to 28V dc

105 to 130V ac, or
12 to 28V dc

CR3RA
CR3RB
CR5RA

CR5RB

105 to 130V ac, or
12 to 28V dc

210 to 250V ac, or
12 to 28V dc

SPDT electro-

mechanical

relay, plus NPN

transistor solid-

state DC switch

SUPPLY

VOLTAGE

Read Personnel Safety Use WARNING, page 7.

CR Series modules are available with a solid-state relay which replaces the

electromechanical relay. This is actually two SPST solid-state contacts. One

contact will switch ac loads, and is rated at 250V ac maximum and 3/4 amps

maximum at 25 degrees C (derated to 1/2 amp at 50 degrees C). The other

solid-state contact will switch dc loads of up to 30V dc and up to 50 milliamps.

Both contacts are isolated from the MAXI-AMP power supply.

Solid-state Output Option

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