Siemens LMV51.000B2 - Page 183

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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
PIN2 x Firing on oil AC 120 V +10 % / -15 %, 50...60 Hz,
1 A, cos
ϕ 0.4
X8-01
PIN1 x Firing on gas AC 120 V +10 % / -15 %, 50...60 Hz,
1 A, cos
ϕ 0.4
PIN4 x Protective earth (PE)
PIN3 x Neutral conductor (N)
PIN2 x Wiring point for valves connected in se-
ries
X8-02
PIN1 x Fuel valve V1 (oil) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN4 x Protective earth (PE)
PIN3 x Neutral conductor (N)
PIN2 x Wiring point for valves connected in se-
ries
X8-03
PIN1 x Fuel valve V1 (oil) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN4 x Fuel valve V1 (gas) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN3 x Fuel valve V2 (gas) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN2 x Fuel valve PV (gas) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
X9-01
PIN1 x Fuel valve SV (gas) AC 120 V +10 % / -15 %, 50...60 Hz,
1.6 A, (pilot duty), cos
ϕ 0.4
PIN2 x Protective earth (PE) X9-02
PIN1 x Neutral conductor (N)
PIN4 x Pressure switch-min-gas, start release
gas
AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
PIN3 x Pressure switch-max-gas (DWmax-gas) AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
PIN2 x Pressure switch-VP-gas / LT or valve
closing contact (CPI)
AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 1.5 mA
X9-03
PIN1 x Power signal for pressure switch AC 120 V +10 % / -15 %, 50...60 Hz,
Imax 500 mA