Category Specification
16-bit resolution
Minimum load: 600 Ω. Voltage output internal resistance: < 1 Ω.
Voltage withstand: ±36 V DC
Controller power off: Internal resistance > 10 MΩ
Pulse width
modulation (PWM)
output
Frequency: 500 Hz ±50 Hz
Resolution: 43,200 levels
Voltage: Low level: < 0.5 V. High level: > 5.5 V. Maximum: 6.85 V.
Output impedance: 100 Ω
Nominal temperature range: -40 to 70 °C (-40 to 158 °F)
Reference temperature range: 15 to 30 °C (59 to 86 °F)
Duty cycle accuracy (5 to 95 %): 0.25 % within reference temperature range.
0.2 % of full scale additional error per 10 °C (18 °F) outside the reference range.
Example: At 70 °C (158 °F) the accuracy of the PWM output is 0.25 % + 4 x 0.2 % = 1.05 %
Voltage withstand: ±30 V DC
Digital inputs
Bipolar inputs
ON: -36 to -8 V DC, and 8 to 36 V DC
OFF: -2 to 2 V DC
Minimum pulse length: 50 ms
Impedance: 4.7 kΩ
Voltage withstand: ±36 V DC
Relay output
(GAM3.2 status)
Relay type: Solid state
Electrical rating and UL/cUL Listed: 30 V DC and 1 A, resistive
Voltage withstand: ±36 V DC
Relay outputs
Relay type: Electromechanical
Electrical rating and UL/cUL Listed: 250 V AC or 30 V DC, and 6 A, resistive; B300, pilot duty (B300 is a
power limit specification for inductive loads)
Altitude derating from 2,000 to 4,000 m (6,562 to 13,123 ft): Maximum 150 V AC phase-to-phase
Voltage withstand: 250 V AC
Terminal
connections
Frame ground and power supply: Terminals: Standard 45° plug, 2.5 mm
2
Wiring: 1.5 to 2.5 mm
2
(16 to 12 AWG), multi-stranded
Analogue inputs, PWM, digital inputs and the status relay: Terminals: Standard 45° plug, 1.5 mm
2
Wiring: 0.5 to 1.5 mm
2
(28 to 16 AWG), multi-stranded
Relay outputs: Terminals: Standard 45° plug, 2.5 mm
2
Wiring: 0.5 to 2.5 mm
2
(22 to 12 AWG), multi-stranded
Torques and
terminals
Module faceplate screws: 0.5 N·m (4.4 lb-in)
Connection of wiring to frame ground and power supply terminals: 0.5 N·m (4.4 lb-in)
Connection of wiring to analogue inputs, PWM, digital inputs, and the status relay terminals: 0.25 N·m (2.2 lb-
in)
Connection of wiring to relay output terminals: 0.5 N·m (4.4 lb-in)
UL/cUL Listed: Wiring must be minimum 90 °C (194 °F) copper conductors only.
Galvanic isolation
Between power supply and other I/Os: 600 V, 50 Hz for 60 s
Between analogue inputs, PWM, digital inputs, and the status relay, and other I/Os: 600 V, 50 Hz for 60 s
Note: The analogue output on terminals 5 and 6 is galvanically connected to the PWM output (terminal 6 and
7).
DESIGNER'S HANDBOOK 4189340911K UK Page 458 of 521
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