Siemens LMV51.000B2 - Page 182

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Siemens Building Technologies Basic Documentation LMV5... CC1P7550en
HVAC Products 10 Description of the connection
terminals (AC 120 V) 13.08.2004
Description of the connection terminals (cont’d)
Terminal designation
Connection symbol
Input Output
Description Electrical rating
PIN1 x Protective earth (PE)
PIN2 x Pressure switch min-oil (DWmin-oil) AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
X5-01
PIN3
x Power signal for pressure switch-min-oil
(DWmin-oil)
AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA
PIN1 x Protective earth (PE)
PIN2 x Pressure switch-max-oil (DWmax-oil) AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
X5-02
PIN3
x Power signal for pressure switch-max-
oil (DWmax-oil)
AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA
PIN1 x Controller (ON / OFF) AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
PIN2 x Controller closes / stage 3 AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
PIN3 x Controller opens / stage 3 AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
X5-03
PIN4
x Power signal for control of controller AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA
PIN1 x Start release oil AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
PIN2 x Power signal start release oil AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA
PIN3 x Direct heavy oil start AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
X6-01
PIN4
x Power signal direct heavy oil start AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA
PIN1 x Protective earth (PE)
PIN2 x Neutral conductor (N)
X6-02
PIN3
x Oil pump / magnetic coupling AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN1 x Protective earth (PE)
PIN2 x Neutral conductor (N)
X6-03
PIN3
Fuel valve SV (oil) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN1 x Protective earth (PE)
PIN2 x Neutral conductor (N)
X7-01
PIN3
Fuel valve V2 (oil) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN1 x Protective earth (PE)
PIN2 x Neutral conductor (N)
X7-02
PIN3
Fuel valve V2 (oil) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN1 x Protective earth (PE)
PIN2 x Start release gas CPL (LMV52...) AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.6 mA
X7-03
PIN3
x Power signal (reserve) AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA