Hardware reference guide

I/O Modules
696
35013379 02 October 2007
140DRC83000 Quantum I/O Relay Output 8x1 Normally Open/Normally Closed
Module
Overview The Relay Output 8x1 Normally Open/Normally Closed module is used to switch
voltage sources using eight relays with normally open and normally closed contacts.
Specifications The following table shows the specifications for the DRC83000 RELAY OUT
module.
Specifications
Number of Output Points 8 normally open / normally closed pairs
LEDs Active
1 ... 8 (Green) - Indicates point status
Required Addressing 0.5 word out
Voltage
Working 20 ... 250 Vac
5 ... 30 Vdc
30 ... 150 Vdc (reduced load current)
Maximum Load Current
Each Point 5 A max at 250 Vac, 30 Vdc @ 60° C ambient, resistive load
2 A Tungsten lamp load
3 A @ power factor 0.4
1/4 hp @ 125/250 Vac
Each Point (30 ... 150 Vdc) 300 mA resistive
100 mA (L/R = 10 msec)
Maximum Module Current 40 A (see the derating curve below)
The following figure shows the relay derating curve.
TOTAL MODULE
CURRENT (A)
Relay Derating Curve
AMBIENT TEMPERATURE
(Degrees C)
10
0
20
30
40
40 50 60
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com