Hardware reference guide

I/O Modules
35013379 11/2011 649
Maximum Module Current 40 A (see the derating curve below)
The following figure shows the relay derating curve.
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)
Specifications