intended for use with a Series 90-30 or RX3i system
must be installed in an ultimate
the enclosure shall provide a degree of protection against
solid objects up to 12mm (e.g. fingers)
This equates to a NEMA/UL Type 1 enclosure or an IP20
rating (IEC60529) providing at least a pollution
degree 2 environment
What is the primary architectural role of the IC694MDL940 within a PACSystems RX3i control hierarchy?
The IC694MDL940 functions as a high‑integrity discrete relay output module engineered for the PACSystems RX3i programmable automation controller, enabling deterministic switching of discrete field loads with electrical isolation between channels.
How does the output topology of IC694MDL940 support complex industrial control schemes?
The IC694MDL940 presents sixteen individually isolated normally open (Form A) relay outputs, partitioned into four groups of four points each, facilitating segmented control domains and reduced risk of cross‑channel interference.
What are the electrical operating boundaries specified for the IC694MDL940 output circuits?
This module accommodates a broad output voltage envelope—from 5 VDC up to 30 VDC and 5 VAC up to 250 VAC (50/60 Hz)—making it adaptive to both DC and AC actuation requirements in mixed‑signal environments.
What are the rated current and load limitations per channel on the IC694MDL940?
Each output contact on the IC694MDL940 is rated for a maximum pilot duty switching current of 2 A, with a cumulative group common limit of 4 A, ensuring each relay point can drive moderate industrial loads.
How does the IC694MDL940 manage inrush and minimum load requirements?
With a specified maximum inrush capacity of 5 A and a minimum load threshold of 10 mA, the module is robust against transient loads yet sensitive enough for low‑current signal devices.
What is the typical response latency for the IC694MDL940 relay transitions?
The IC694MDL940 maintains a maximum turn‑on/turn‑off response time of approximately 15 milliseconds per channel, supporting moderate‑speed control loops and state transitions.
In terms of system diagnostics, how does the IC694MDL940 communicate individual output status?
Each of the sixteen channels features a dedicated LED indicator on the front face of the module, which provides real‑time visualization of energized/de‑energized state for straightforward system validation.
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