Instruction Manual
286 Publication 1753-UM001C-EN-P - March 2010
Appendix A Specifications
GuardPLC 1800 Controller
Certifications (when product is marked)
c-UL-us UL Listed Industrial Control Equipment, certified for US and
Canada
CE European Union 89/336/EEC EMC Directive, compliant with:
• EN 61000-6-4; Industrial Emissions
• EN 50082-2; Industrial Immunity
• EN 61326; Meas./Control/Lab., Industrial Requirements
• EN 61000-6-2; Industrial Immunity
• EN61131-2; Programmable Controllers (Clause 8, Zone A, B, &
C)
C-Tick Australian Radiocommunications Act, compliant with: AS/NZS
CISPR 11; Industrial Emissions
Functional Safety Certified by TÜV
Attribute 1753-L28BBBM and 1753-L28BBBP
Attribute 1753-L32BBBM-8A and 1753-L32BBBP-8A
Controller
User memory, max 250 KB user program memory
250 KB application data memory
Watchdog time, min 10 ms
Safety time, min 20 ms
Current consumption 9 A max (with max load)
0.75 A idle current (just running the controller)
Operating voltage 24V DC, -15%…20%, w
ss
≤ 15% (from a power supply with
protective separation conforming to IEC 61131-2 requirements)
Protection IP 20
Digital Inputs
Number of inputs 24 (not electrically isolated)
Voltage, on-state 15V…30V DC
Current consumption,
on-state, approx.
3.5 mA @ 24V DC
4.5 mA @ 30V DC
Voltage, off-state, max 5V DC
Current consumption,
off-state, max
1.5 mA (1 mA @ 5V DC)
Input resistance < 7 kΩ
Overvoltage protection -10V, +35V
Line length, max 300 m (984 ft.)
Supply 20V / 100 mA, short-circuit proof