Honeywell CC-TDIL01 51308386-175 Digital Input Module
Configured for discrete 24 VDC signal capture in Honeywell Series C and IOTA platforms, the Honeywell CC-TDIL01 (51308386-175 Digital Input Module) provides direct physical/electrical execution. The module senses discrete field states from limit switches, pushbuttons, and relay contacts within an 18-30 VDC operating voltage range. Internal signal conditioning logic performs optical threshold filtering and noise suppression before passing channel status updates across the IOTA backplane bus. Channel-to-channel and channel-to-system galvanic isolation barriers protect internal system electronics from field-side voltage transients, inductive spikes, and electrical noise.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CC-TDIL01 (Part Number: 51308386-175) |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.09 kg (0.2 lbs) |
| Dimensions | 11.9 x 6.9 x 3.0 cm (4.7 x 2.7 x 1.2 in) |
| Operating Temp | -40 to +85 deg C |
| Power Consumption | 24 VDC nominal via IOTA backplane |
| Input Signal Type | Digital, 24 VDC |
| Input Voltage Range | 18 to 30 VDC |
| Channel Count | 16 or 32 channels (configuration dependent) |
| Isolation | Channel-to-channel and channel-to-system isolation |
| Mounting | Honeywell IOTA (Input Output Termination Assembly) carrier |
| Environmental Tolerances | Shock and vibration resistant; 5% to 95% RH non-condensing |
Channel-to-Channel Isolation & Power Conditioning
The CC-TDIL01 incorporates high-density channel-to-channel and channel-to-system galvanic isolation to eliminate ground loop currents and prevent common-mode noise propagation across Series C control networks. Optocoupler arrays isolate external 24 VDC field sense circuits from internal backplane microprocessors, shielding host controllers against field-side voltage surges up to system rating limits. Onboard power conditioning maintains stable signal detection across fluctuating field supply levels (18 to 30 VDC), ensuring reliable contact state evaluation without backplane logic disruption.
Frequently Asked Questions
Q: How does the module handle voltage fluctuations on active 24 VDC field input channels? A: Internal threshold sensing circuitry accepts input voltage sweeps between 18 VDC and 30 VDC, maintaining consistent ON/OFF state detection without generating false logic transitions.
Q: Is external power required to operate the CC-TDIL01 internal logic circuitry? A: Primary logic operating power is drawn directly from the Honeywell IOTA backplane carrier upon insertion, while field contacts require external 24 VDC loop power.
Q: What grounding precautions must be observed during field wiring installation? A: Multi-conductor signal cables must be shielded, with shield drain wires bonded directly to the cabinet technical earth bus at a single point to prevent high-frequency noise coupling onto input channels.
Field Installation Guidelines
- Align the CC-TDIL01 module guides with the designated slot on the Honeywell IOTA mounting assembly.
- Press the unit firmly into the IOTA carrier until the backplane connectors seat completely and mechanical latches lock into place.
- Terminate 24 VDC field input field wiring onto the IOTA terminal blocks, verifying correct signal polarity and wire gauge compatibility.
- Connect cable shield drain wires to the central cabinet earth ground rail at a single point to prevent ground loop paths.
- Maintain a minimum separation distance of 20 cm between 24 VDC discrete input cabling and high-power AC supply lines to minimize electromagnetic noise coupling.
Honeywell CC-TDIL01 51308386-175 Digital Input Module
Honeywell CC-TDIL01 51308386-175 Digital Input Module
Configured for discrete 24 VDC signal capture in Honeywell Series C and IOTA platforms, the Honeywell CC-TDIL01 (51308386-175 Digital Input Module) provides direct physical/electrical execution. The module senses discrete field states from limit switches, pushbuttons, and relay contacts within an 18-30 VDC operating voltage range. Internal signal conditioning logic performs optical threshold filtering and noise suppression before passing channel status updates across the IOTA backplane bus. Channel-to-channel and channel-to-system galvanic isolation barriers protect internal system electronics from field-side voltage transients, inductive spikes, and electrical noise.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | CC-TDIL01 (Part Number: 51308386-175) |
| Brand | Honeywell |
| Origin | USA |
| Weight | 0.09 kg (0.2 lbs) |
| Dimensions | 11.9 x 6.9 x 3.0 cm (4.7 x 2.7 x 1.2 in) |
| Operating Temp | -40 to +85 deg C |
| Power Consumption | 24 VDC nominal via IOTA backplane |
| Input Signal Type | Digital, 24 VDC |
| Input Voltage Range | 18 to 30 VDC |
| Channel Count | 16 or 32 channels (configuration dependent) |
| Isolation | Channel-to-channel and channel-to-system isolation |
| Mounting | Honeywell IOTA (Input Output Termination Assembly) carrier |
| Environmental Tolerances | Shock and vibration resistant; 5% to 95% RH non-condensing |
Channel-to-Channel Isolation & Power Conditioning
The CC-TDIL01 incorporates high-density channel-to-channel and channel-to-system galvanic isolation to eliminate ground loop currents and prevent common-mode noise propagation across Series C control networks. Optocoupler arrays isolate external 24 VDC field sense circuits from internal backplane microprocessors, shielding host controllers against field-side voltage surges up to system rating limits. Onboard power conditioning maintains stable signal detection across fluctuating field supply levels (18 to 30 VDC), ensuring reliable contact state evaluation without backplane logic disruption.
Frequently Asked Questions
Q: How does the module handle voltage fluctuations on active 24 VDC field input channels? A: Internal threshold sensing circuitry accepts input voltage sweeps between 18 VDC and 30 VDC, maintaining consistent ON/OFF state detection without generating false logic transitions.
Q: Is external power required to operate the CC-TDIL01 internal logic circuitry? A: Primary logic operating power is drawn directly from the Honeywell IOTA backplane carrier upon insertion, while field contacts require external 24 VDC loop power.
Q: What grounding precautions must be observed during field wiring installation? A: Multi-conductor signal cables must be shielded, with shield drain wires bonded directly to the cabinet technical earth bus at a single point to prevent high-frequency noise coupling onto input channels.
Field Installation Guidelines
- Align the CC-TDIL01 module guides with the designated slot on the Honeywell IOTA mounting assembly.
- Press the unit firmly into the IOTA carrier until the backplane connectors seat completely and mechanical latches lock into place.
- Terminate 24 VDC field input field wiring onto the IOTA terminal blocks, verifying correct signal polarity and wire gauge compatibility.
- Connect cable shield drain wires to the central cabinet earth ground rail at a single point to prevent ground loop paths.
- Maintain a minimum separation distance of 20 cm between 24 VDC discrete input cabling and high-power AC supply lines to minimize electromagnetic noise coupling.
