Description

Yokogawa F3CX04-0N Temperature Monitoring Module

The Yokogawa F3CX04-0N, also cataloged as the F3CX04 Temperature Monitoring Module, operates as a dedicated hardware component for multi-channel temperature input processing within FA-M3 automation platforms.

HardwareSpecifications

Parameter	Specification
Model Brand	Yokogawa  F3CX04-0N
Origin	Japan
Weight	200 g
Dimensions	28.9 W × 100 H × 106.1 D mm
OperatingTemp	Max allowable ambient temperature change rate: 10 degC/h
PowerConsumption	440 mA at 5 VDC
NumberOfChannels	4
InputIsolation	Isolated via photocouplers and transformers
TerminalVoltageWithstand	150 VAC tested
AlarmTypes	Input upper limit alarm, input lower limit alarm (with or without delay)
NumberOfAlarmOutputs	4 points per channel (only alarms 1 and 2 have relays)
AlarmDelayTimer	Yes
WarmUpTime	30 minutes min
MountingPosition	Horizontal only; inverted orientation not allowed
ExternalConnection	18-point terminal block with M3.5 screws
InputProcessingModes	Single-input (default), Two-input changeover

Industrial Control Features

Omron modules integrate deterministic backplane bus communication for FA-M3 systems. Firmware flash compatibility allows in-field updates without disrupting ongoing input monitoring. Channel-to-channel isolation is maintained to prevent cross-interference, supporting precise analog signal acquisition across all four inputs. Single- and two-input changeover modes allow paired or independent channel monitoring, with configurable alarm delay timers to align with system response requirements.

Frequently Asked Questions

Q: Can the F3CX04-0N be hot-swapped while the FA-M3 base module is powered?
A: No. The module requires system power-down before insertion or removal to prevent signal disruption and relay misoperation.

Q: What is the maximum rate of ambient temperature change the module can tolerate?
A: The module supports up to 10 degC per hour. Faster changes may affect input accuracy and alarm triggering.

Q: Are firmware updates compatible with all installed channel configurations?
A: Yes, firmware flash operations preserve current input processing settings, but it is recommended to verify alarm and relay settings post-update.

Field Installation Guidelines

• Mount the module horizontally on the FA-M3 base; inverted or vertical mounting is not permitted.
• Ensure 18-point terminal block connections are tightened with M3.5 screws to maintain proper electrical isolation.
• Route analog input wiring separately from high-current or switching circuits to minimize cross-talk.
• Verify ambient temperature stability; avoid locations with rapid thermal fluctuations exceeding 10 degC per hour.
• Ground module shielding appropriately to reduce electromagnetic interference and maintain signal integrity.

Specifications

• Brand: Yokogawa

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems