MODEL: 38BSH3

38BSH3 SPECIFICATIONS

ES-4574 Rev.3 Page 1/4

https://www.m-system.co.jp/

DCS Input/Output Relay Card Series

ONE-SHOT OUTPUT RELAY CARD

(with test switch)

Functions & Features

• Accepting status signals from a DCS

• With test switch

• Status LED for input

• Attaching jumper enables to switch N.O. or N.C. contact of

output relay and common or separation of start and stop

MODEL: 38BSH3-[1]–R

ORDERING INFORMATION

• Code number: 38BSH3-[1]-R

Specify a code from below for [1].

(e.g. 38BSH3-0-R)

[1] TEST SWITCH

0: None

1: With

POWER INPUT

DC Power

R: 24 V DC

(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

RELATED PRODUCTS

•Standard Rack (model: 38BXx)

GENERAL SPECIFICATIONS

Construction: Rack-mounted; terminal access via screw

terminals on the front and connector on the rear; terminal

cover provided

Connection

Input: Connector

Output: M3.5 screw terminals (torque 0.8 N·m)

Power input: Supplied from connector

Screw terminal: Nickel-plated steel

Housing material: Flame-resistant resin (black)

Isolation: Input or power to ch.1 to ch.2

Power interruption: Operate at ≥ 150 msec.

Status LED: Turn on when input is on or test switch is on

Test switch

AUTO: Output the signal by input

OFF: Forced input signal off

ON: Forced input signal on

OPERATION

OFF

CLOSE

OPEN

CLOSE

OPEN

CLOSE

OPEN

CLOSE

OPEN

ON

OFF

ON

Relay card

power supply

interruption

t

t = 1.5 – 2.5 sec.

CONTROLLER

OUTPUT

Ch. 1 START

(N.O.)

Ch. 1 STOP

(N.C.)

Ch. 2 START

(N.O.)

Ch. 2 STOP

(N.C.)

Status LED

t

t

t

t

t

t

t

150 msec.

min.

N.O. or N.C. selectable with jumpers. (a or b of CH1 START,

CH1 STOP, CH2 START or CH2 STOP)

INPUT SPECIFICATIONS

Input: Dry contact or open collector

Approx. 3 V DC (2.5 mA)

ON resistance: ≤ 200 Ω

OFF resistance: ≥ 100 kΩ

Minimum input interval: 10 sec.

OUTPUT SPECIFICATIONS

Output: Dry contact

Rating: 250 V AC @ 3 A (cos ø = 1)

30 V DC @ 3 A (resistive load)

Maximum switching voltage: 250 V AC or 120 V DC (0.2 A)

Maximum switching power: 750 VA or 90 W

Minimum switching load: 5 V DC @ 10 mA