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I/O Modules
35013379 02 October 2007 697
Minimum Load Current 50 mA
Note: Minimum load current if the contact is used at rated
loads of 5 ... 150 Vdc or 20 ... 250 Vac
Maximum Frequency (F) 30 Hz resistive loads, or:
where:
L = Load Inductance (Henry)
I = Load Current (A)
Surge Current Maximum
Each Point 20 A capacitive load @ τ = 10 ms
Switching Capability 1250 VA resistive load
Response (Resistive Loads)
OFF - ON 10 ms max
ON - OFF 20 ms max
Off State Leakage < 100 μA
Relay Contact Life
Mechanical Operations 10,000,000
Electrical Operations 100,000 (Resistive load @ max voltage and current)
Electrical Operations
(30 ... 150 Vdc)
(see note)
100,000, 300 mA (resistive load)
50,000, 500 mA (resistive load)
100,000, 100 mA (L/R = 10 msec)
100,000 Interposing Relay (Westinghouse Style 606B,
Westinghouse type SG, Struthers Dunn 219 x 13 XP)
Relay Type Form C, NO / NC contacts
Contact Protection Varistor, 275 V (internal)
Isolation
Channel to Channel 1780 Vac rms for one minute
Field to Bus 1780 Vac rms for one minute, 2500 Vdc for one minute
Bus Current Required 560 mA
Power Dissipation 2.75 W + 0.5 x N = Watts (where N is the number of points on)
External Power Not required for this module
Fusing
Internal None
External User discretion
Specifications
F =
0.5
I
2
L
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com
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