The Omron GRT1-CT1-1 is a SmartSlice counter module designed for CJ, CS, and NJ series PLCs. It provides one digital input and one solid state output on a 24VDC supply, mounting on a DIN rail with IP20 protection.
Omron GRT1-CT1-1 SmartSlice Counter Module, 24VDC
MPNGRT1-CT1-1
Obsolete
Omron SmartSlice GRT1-CT1-1 Counter Module, 24VDC, 1 Digital Input, 1 Solid State Output, DIN Rail, Obsolete.
$121.92Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Series | SmartSlice |
| Parameter | Value |
|---|---|
| Inputs (count and type) | 1 - Digital |
| Outputs (count and type) | 1 - Solid State |
| Parameter | Value |
|---|---|
| Supply voltage | 24VDC |
| Parameter | Value |
|---|---|
| Operating temperature range | -10°C ~ 55°C |
| Parameter | Value |
|---|---|
| Mounting type | DIN Rail |
| Weight | 0.177 lb (80.29 g) |
| Termination style | Screw Terminal |
| Parameter | Value |
|---|---|
| Approvals / certifications | CE, cULus, Lloyd |
| Parameter | Value |
|---|---|
| Type | Counter Module |
| IP rating | IP20 |
Product details
Frequently asked questions
What is the closest functional second-source for GRT1-CT1-1?
The GRT1-CT1 (same specs, no suffix) is functionally identical and drops in without rewiring.
Will GRT1-CT1-1 drop into a panel that was specified around GRT1-CT1?
Yes — the two share identical dimensions, termination, supply, and I/O configuration.
What compliance documentation does Omron provide for GRT1-CT1-1?
The module carries CE, cULus, and Lloyd’s approvals.
MPN
GRT1-CT1-1