Honeywell Searchline Excel 2104B2111 – Receiver, Short range 5–40 m (15–130 ft), CE, see description

2104B2111 is a Honeywell Searchline Excel infrared open-path flammable gas detector SKU (Receiver, Short range 5–40 m (15–130 ft), see description, CE) for hydrocarbon flammable gas over 0–5 LEL·m. Match the transmitter/receiver pair on the purchase order; do not substitute Searchline Excel Plus/Edge SLXL- codes.

Siblings: output 2104B2112, approval 2104B2112, path —.

Request quote for this P/N Searchline Excel family matrix Open Searchline Excel product page
2104B2111 Honeywell Searchline Excel SR Receiver
Searchline Excel Infrared Open Path Flammable Gas Detector · 2104B2111

Part-number decode

SegmentMeaningThis SKU
FamilySearchline Excel IR open pathlegacy
TypeSystem / alignment / accessory / spareReceiver
PathSR 5–40 m / MR 40–120 m / LR 120–200 mShort range 5–40 m (15–130 ft)
Output4–20 mA source or sink, optional Modbus/HARTsee description
ApprovalATEX/IECEx, UL, CSA/FM, INMETRO, CU-TRCE
GasHydrocarbon or ethylene curveHydrocarbon
Enclosure316 stainless steel316SS
HandheldAlignment kit includes HHI—

Technical specifications

Categorylegacy / Receiver
DescriptionSearchline Excel, receiver, Short range 5–40 m (15–130 ft), CE (RECEIVER STD VERSION SHORT RANGE CE)
GasHydrocarbon
Path lengthShort range 5–40 m (15–130 ft)
Range0–5 LEL·m
Outputsee description
ApprovalsCE
Enclosure316 不锈钢
PrincipleOpen-path IR (xenon flash + solid-state detector)
ResponseT90 < 3 s
IngressIP66/IP67

Why this part number

Order 2104B2111 when the path length, source/sink loop and approval must be locked together: Searchline Excel, receiver, Short range 5–40 m (15–130 ft), CE (RECEIVER STD VERSION SHORT RANGE CE). Open-path IR covers vapour clouds that point detectors miss; T90 is under 3 s with xenon-flash solar immunity. If this SKU is short, jump to 2104B2112 (output) or 2104B2112 (approval).

Spares and mates

2104B2111 is Searchline Excel Receiver. The open-path system is 316SS Tx+Rx, 0–5 LEL·m. Matrix: product-9020. Do not substitute Sensepoint XCD cartridges, XNX personalities or Excel Plus/Edge.

Typical applications

2104B2111 is sized for offshore decks, FPSO process areas, tank-farm bunds, compressor halls and pipe racks. Keep the beam clear after alignment; dual-band filters handle fog/rain without software masking.

Selection contrast

P/NTypePathCertOutput
2104B2112ReceiverSRATEX4–20 mA sink
2104B2113Receiver——see description
2104B2132ReceiverMRATEXsee description
2104B2151Receiver——see description
2104B2152ReceiverLRATEX4–20 mA sink
2104B3101ReceiverSRUL4–20 mA source
2104B3102ReceiverSRUL4–20 mA sink

Searchline Excel family matrix

Installation and service

Align 2104B2111 with the rifle-scope kit until the Tx/Rx optical axis is locked (±0.5°). Path is Short range 5–40 m (15–130 ft); mount on a rigid structure and keep the beam clear. Power is 18–32 VDC. Land 4–20 mA on the fire-and-gas matrix; Modbus uses DVC100(m) MKII or DX100(m). Window heaters are a standard option for severe weather.

FAQ

Is 2104B2111 a point IR head?
No. 2104B2111 is Searchline Excel open-path IR with a separate transmitter and receiver. Point IR is Searchpoint Optima Plus.
Can I rescale 2104B2111 to 0–100 %LEL?
Open-path range is 0–5 LEL·m (alarms typically 1.0 / 3.0 LEL·m). Cross-duct is a different 0–100 %LEL SKU family.
Can I flip source/sink in the field?
No. This SKU is see description. Order 2104B2112 for the other loop polarity.
Can I mix SR lamps with LR receivers?
No. 2104B2111 is Short range 5–40 m (15–130 ft). Change span with —; medium/long-range lamps draw more power.
Is 2104B2111 Excel Plus or Edge?
No. Plus/Edge uses SLXL- codes. This family is Searchline Excel IR (02104-N / 2104B).
Can I retap the approval?
No. 2104B2111 is CE. Other approvals are sibling 2104B2112.

Documents

Searchline Excel IR datasheet · Chinese specification · On-site part-number matrix

Availability and enquiry

Stock is lot-based. If 2104B2111 is out, jump to 2104B2112 / 2104B2112.

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