Boiler house Level controls
2
Technical data
Supply voltage
24 Vdc +/– 20%
Fuse
External 0.5 A (semi-delay)
Power consumption 4 W
1 five-wire connection to CP32/CP42 or three-wire connection to CP30/CP40 and two-wire connection to the CP10 (Drive+Sense bridged at controller) 1 two-wire Pt100 temperature sensor (range 0 - 250°C) 1 two-wire standby or burner connection (24Vdc +/– 20%, 10mA) 1 volt-free change-over contacts, 8 A 250 Vac/30 Vdc cos f = 1 (valve control) 1 floating open/close contact, 8 A 250 Vac/30 Vdc cos f = 1 (MAX alarm) Provide inductive loads with RC combinations according to manufacturer's specification to ensure interference suppression 1 analogue output 4-20 mA, max. load 500 ohms, e.g. for an actual value display 3 push-buttons for MAX alarm test and parameter setting 1 green 4 digit 7-segment LED display 1 red LED for MAX alarm 1 amber LED for control valve open, 1 amber LED for standby/burner input indication 1 4-pole code switch for configuration Housing material, base: black polycarbonate; front: grey polycarbonate Maximum Conductor size*: 1 x 4.0 mm 2 solid, per wire, or 1 x 2.5 mm 2 per stranded wire with sleeve to DIN 46228, or 2 x 1.5 mm 2 per stranded wire with sleeve to DIN 46228 (min. Ø 0.1 mm) *Please see IMI for recommended cable specifications Terminal strips can be detached separately Housing attachment: Mounting clip on support rail TH 35, EN 60715 Pollution degree 2 for installation in control cabinet with degree of protection IP 54, fully insulated
Inputs
Outputs:
2.3 57
Displays and controls
Housing
Electrical safety
Housing: IP 40 to EN 60529 Terminal strip: IP 20 to EN 60529
Protection
Weight
approx. 0.2 kg
when system is switched on: 0° ... 55 °C during operation: –10 ... 55°C
Ambient temperature
–20 ... +80 °C (<100 hours), defrosting time of the de-energised equipment before it can be put into operation: 24 hours –20 ... +70 °C, defrosting time of the de-energised equipment before it can be put into operation: 24 hours
Transport temperature
Storage temperature
Relative humidity
max. 95%, no moisture condensation
How to specify Blowdown Controller, 2 volt-free contacts for MAX alarm & blowdown valve, supply voltage 24V DC 4W. How to order Example: 1 off Spirax Sarco BCR3150 Blowdown controller.
TI-P693-38 EMM Issue 1
Page 3 of 3
BCR3150 Blowdown Controller
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