HONEYWELL BKM-0001 Battery and Key switch Module

Description

The Battery and Key Switch Module (BKM-0001) is installed in the Controller chassis, with references to “CPCHAS-0001” (pages 87 and 116) or “CPCHAS-0002”.

Each Controller chassis, even redundant ones, contains only one BKM-0001.
Components included in the BKM-0001:
- Two batteries (one for each Control Processor).
- Force Enable key switch.
- Reset key switch.
- Three 24 Vdc general-purpose inputs (IN1, IN2, IN3) located on the Controller backplane.

Technical Data

General

Type Numbers:
- FS-BKM-0001 V1.12 (Non-conformal coated).
- FC-BKM-0001 CCV1.1 (Conformal coated with “CC” preceding the version).
Operating Temperature: –5°C to +70°C (+23°F to +158°F).
Storage Temperature: –40°C to +85°C (–40°F to +185°F).
Relative Humidity: 10–95% (non-condensing).
Approvals: CE, TUV, UL, CSA, FM.

Power Supply

24 V Supply Voltage: 24 Vdc –15% to +30%.
24 V Supply Current:
- Maximum: 20 mA (out of each 24 Vdc).
- Typical: 7 mA (shared load on 24 Vdc).
5 V Supply Voltage: 5 Vdc ± 10%.
5 V Supply Current: Maximum 10 mA.
+24V_red Output Supply Voltage: 14–31 Vdc.
Output Resistance: Approximately 2 × 1.1 kΩ (parallel).
Short Circuit Proof: Continuous.

Inputs

Voltage (High): 14–35 Vdc.
Voltage (Low): <7 Vdc (reverse polarity protected).
Input Current: 2.3 mA at 24 Vdc.
Input Filters:
- IN1: Typical 0.1 ms.
- IN2 & IN3: Typical 10 ms.

Battery

Make: SAFT.
Type:
- Recommended: LS14500CGFG.
- Alternative: LS14500W.
Material: Lithium Thionyl Chloride.
Voltage: Nominal 3.6 V.
Capacity: >2 Ah.
Size: AA.
Operating Temperature: –40°C to +85°C (–40°F to +185°F).

Physical Dimensions

Dimensions: 176 × 35.2 × 212 mm (H × W × D).
- 6.93 × 1.4 × 8.35 in (H × W × D).
Weight: 500 g.

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