Configured for precise temperature monitoring in Mark VIe turbine control platforms, the GE Fanuc IS220PTCCH2BB (IS220PTCC Thermocouple Input Pack) provides direct physical/electrical execution.
Hardware Specifications
Parameter
Specification
Model
IS220PTCCH2BB
Brand
GE Fanuc
Origin
USA
Weight
1.5 kg
Dimensions
241 mm x 194 mm x 152 mm
Operating Temp
-25 deg C to +60 deg C
Power Consumption
24 VDC or 125 VDC nominal supply input
Thermocouple Inputs
12 channels
Supported Thermocouple Types
E, J, K, S, T, B, N, R
A/D Conversion Resolution
16-bit
Redundancy Control Modes
Simplex, Dual, TMR (Triple Modular Redundancy)
Functional Safety Rating
SIL 2 / SIL 3 compliant
Backplane Communication Velocity & Deterministic Networks
The physical Layer 1/2 hardware architecture features full firmware flash compatibility validation, preventing packet drop during high-density I/O traffic scaling and broadcast storm events. Fast Ethernet transceivers support auto-negotiation and auto-MDI/MDIX crossover detection across all network channels, maintaining optimized backplane bus communication velocity and sub-microsecond latency execution across Profinet / EtherNet/IP deterministic networks and dedicated IONet dual Ethernet topologies.
Frequently Asked Questions
Q: Does the IS220PTCCH2BB support Triple Modular Redundant (TMR) mode execution without hardware modification?
A: Yes, the module native architecture allows deployment in Simplex, Dual, or TMR configurations. Redundancy modes are assigned electronically via the Mark VIe control software framework without requiring physical jumpers.
Q: How is high-resolution analog conversion managed across all 12 input channels?
A: Each of the 12 thermocouple input channels utilizes an onboard 16-bit A/D converter, providing high-density signal digitizing across supported sensor curves (E, J, K, S, T, B, N, R).
Field Installation Guidelines
Mount the assembly vertically on a DIN rail or panel frame within an enclosure providing appropriate ingress protection.
Connect all protective earthing leads to the enclosure grounding bar using low-impedance copper conductors prior to energizing the unit.
Maintain dedicated wiring trays for all 12 thermocouple input channels to isolate millivolt-level signal lines from AC power cables.
Ensure a minimum of 5 full thread engagements on all NPT conduit fittings entering hazardous area enclosure boundaries.
Verify that supply voltages remain strictly within specified limits of 24 VDC or 125 VDC during commissioning.
