2108B2001 | Honeywell Hydrocarbon Optima Plus, ATEX/IECEx

Environmental Specifications

Operational and Certified Temperature Range: -40°C to +65°C
Pressure Range: 80 to 120 kPa (non-compensated)
Operating Humidity: 0 to 99% RH (non-condensing)
Storage Conditions for Searchpoint Optima Plus and accessories: -40°C to +65°C, 80 to 120 kPa, 0 to 99% RH (non-condensing)
Ingress Protection: IP 66/67
CU-TR Ex (Russia) Approval – XTC Version Certified Temperature Range: -60°C to +65°C

Performance Specifications

Repeatability: < ±2% FSD at 50% FSD
Linearity: < ±5% FSD
Accuracy:
- Baseline: < ±1% FSD (Ethylene < ±2% FSD)
- 50% FSD: < ±2% FSD (Ethylene < ±3% FSD)
- Baseline: Methane 100% LEL Range: ≤ ±2% FSD, Ethylene 100% LEL Range: ≤ ±4% FSD
- 50% FSD: Methane 100% LEL Range: ≤ ±4% FSD, Ethylene 100% LEL Range: ≤ ±5% FSD
Long Term Stability (as defined in EN 60079-29-1):
- Baseline: ≤ ±2% FSD
- 50% FSD: Methane 100% LEL Range: ≤ ±0.131% FSD per °C, Ethylene 100% LEL Range: ≤ ±0.078% FSD per °C
Pressure Coefficient: 1% of reading per kPa
Response Time:
- Complies with EN60079-29-1 (ATEX Performance Standard)
- T50 < 3 seconds, T90 < 4 seconds (for methane, no accessories)
- T50 = 6 seconds, T90 = 18 seconds (for methane, as supplied, fitted with Standard Weather Protection and Dust Filter)
- Note: For gas calibrations other than the standard hydrocarbon gases (methane, ethane, propane, butane), the response time may be slower than specified.

Operation Specifications

Power Supply: 18 to 32 Vdc (24 Vdc nominal)
Power Consumption: < 5W
Maximum 4-20 mA Loop Resistance: 600 Ω
Minimum 4-20 mA Loop Resistance to maintain HART™ communications: 230 Ω
Retention of battery-backed-up data: 3 years unpowered
4-20 mA Output Refresh Rate: 250 ms
Note: In current source mode, for supply voltages of 18 to 20 Vdc, the maximum loop resistance is 500 Ω.
Searchpoint Optima Plus: Contains a backup battery which maintains the real-time clock and event logs.

Output Signals

Measuring Range: 4-20 mA (0-100% FSD), auto sensing sink or source
Inhibit: 1 to 3 mA (Default 2 mA)
Warning: 0 to 6 mA (Default 3 mA*)
- Note: For ATEX compliance, the Warning value should not be set between 3 and 5 mA.
Fault: < 1 mA
Overrange: 20 to 21.6 mA (Default 21 mA)

Digital Outputs

HART over 4-20 mA
Proprietary RS485 communications

Dimensions

Length: 165 mm
Diameter: 73 mm
Weight: 1.6 kg
Material: 316 stainless steel

Compliance to Standards

Please refer to the EC Declaration of Conformity

SHC1 Handheld Interrogator

Operating Temperature Range: 0 °C to +40 °C
Certified Temperature Range: -40 °C to +40 °C
Storage Temperature Range: -10 °C to +40 °C
Operating and Storage Humidity: 0 to 99% RH
Dimensions: 190 mm x 80 mm x 40 mm (L x W x D)
Weight: 0.5 kg
Material: 316 stainless steel

Ordering Information

Searchpoint Optima Plus:
(Add H to part number for HART® option, e.g., 2108B2001; add N to part number for non-HART® option, e.g., 2108B2001N)
Certification: ATEX/IECEx

Spares:
(Add H to part number for HART® option; add N to part number for non-HART® option)

2108B2001: Hydrocarbon Optima Plus, ATEX/IECEx

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