Instruction/ maintenance manual of the product siemens compact universal controllers Siemens
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CC1N7865en 01.09.2005 Building Technologies HVAC Produc ts 7 865 Compact Universal Controllers RWF40... The RWF40... is a universal digital boiler temperature / pressure controller with functions designed specifically for the control of heat generating plant.
2/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Warning notes To avoid injury to persons, dam age to property or the environment, the following warning notes should be observ ed! Do not open, interfere with or modify the controller! • All activities (mounting, installation and service work, etc.
3/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Type summ ary Controller wi th RWF40.000A97 - 3-position output - housing - fixing material and seal Controller wi th RWF40.001A97 - 3-position output - analog output - housing - fixing material and seal Controller wi th RWF40.
4/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Technical data Mains voltage AC 110...240 V +10 % / -10 % Mains frequency 48...63 Hz Safety class II to DIN 0631 Mounting position optional Terminals for 2 x 1.5 mm² or 1 x 2.5 mm² Power consumption max.
5/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Function The RWF40... provides the following functions: - One digital PID controller with a 3-position or analog output (optional) - To control 2-stage burners, the RWF40.
6/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Function of the controller when used fo r burner control In low-fire operation, the RWF40... operates like a control thermostat or pressurestat. This means that it operates as a 2-position controller maintaining the required setpoint by switching the burner on and off.
7/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Function of the controller when used fo r burner control (cont´d) To acquire the actual value, a number of sensors can be connected to the RWF40... Measurement range Pt100 / IEC 751 -200.
8/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Connection diagram (basic diagram) Temperature and pressure control on a dual-fuel burner. Burner control and supervision are provided by burner control type LAL... or LFL... DC 24 V at terminals «G+» and «G-» is used for powering the QBE.
9/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Dimensions Dimensions in mm 48 96 91,5 K6 PGM EXIT RWF40 112 Panel cutout to DIN 43 700 45 92 +0,6 +0,8 43,5 127,5 15,5 7865m 0 1e/03.
10/10 Buildin g Te chnologi es CC1N7865en HVAC Product s 01.09.2005 Dimensions (cont´d) Dimensions in mm 83 12,5 7,5 45 68 153 60 94 45 13 61,4 3 35,5 8 7865m0 4/1004 A RG41 © 2005 Siemen s Building.
An important point after buying a device Siemens siemens compact universal controllers (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Siemens siemens compact universal controllers, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Siemens siemens compact universal controllers.
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