Description

Yokogawa TE32 Terminal Block Module

The Yokogawa TE32 terminal block module, also cataloged as the TE32 general-purpose terminal board, operates as a dedicated hardware component for high-density field signal interfacing within CENTUM CS3000, CENTUM VP, and ProSafe-RS systems.

Hardware Specifications

Parameter	Specification
Model/Brand	TE32 / Yokogawa
Origin	Japan
Number of Contact Points	32 points
Terminal Type	M4 Screw-clamp
Terminal Pitch	5.08 mm
Acceptable Wire Size	0.2 to 2.5 mm2 (AWG 24 to 12)
Rated Voltage	300 V AC/DC
Maximum Current	6 A per terminal
Insulation Resistance	≥100 MΩ at 500 V DC
Withstanding Voltage	500 V AC / 1,500 V AC for 1 min (depending on module pairing)
Housing Material	Flame-retardant polyamide (UL 94 V-0)
Approximate Weight	0.36 kg (module) / 3.0 kg (shipping)
Operating Temperature	0 to 50 degC (some variants –20 to 70 degC)
Storage Temperature	–40 to 85 degC
Ambient Humidity	5% to 90% RH, non-condensing

Process Control Connectivity

The TE32 module supports channel-to-channel electrical isolation, ensuring signal integrity across adjacent DI/DO and AI/AO circuits. It is compatible with 4-20 mA HART loop protocol and can integrate with FOUNDATION Fieldbus or Profibus PA networks. Cold-junction compensation (CJc) in analog inputs is supported when paired with compatible AI modules, maintaining precise measurement under variable temperature conditions.

Frequently Asked Questions

Q: Does the TE32 support hot-swap installation in DCS cabinets?
A: The TE32 does not support hot-swap; all connections must be de-energized prior to installation or maintenance.

Q: What is the maximum current load per terminal under continuous operation?
A: The rated continuous current is 6 A per terminal. Exceeding this may degrade terminal clamp reliability and insulation.

Q: Is firmware or software required for TE32 operation?
A: The TE32 is a passive terminal block; no firmware or configuration software is required. Electrical connectivity is handled entirely through field wiring to I/O modules.

Field Installation Guidelines

• Mount the TE32 on DIN rails or according to Yokogawa panel layout specifications.
• Ensure proper torque on M4 screw terminals to maintain secure electrical contact without damaging conductors.
• Route field wiring to minimize cross-talk; maintain separation between analog and digital signals where possible.
• Ground the module housing according to local electrical codes to prevent transient surges.
• Avoid bending wires excessively at the terminal interface; maintain the minimum bend radius recommended for the wire gauge.

Specifications

• Brand: Yokogawa

Advantages

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